^x+1 +1 describe transformation","","Solution:\u003Cbr />\n1. Given function:\u003Cbr />\n * \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>y = -24^{x+1} + 1\u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n2. Base function:\u003Cbr />\n * \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>y = 4^x\u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n3. Identify transformations step-by-step:\u003Cbr />\n - **Translation horizontally**: The function has \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>x+1\u003C/math-field>\u003C/math-field> as the exponent instead of \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>x\u003C/math-field>\u003C/math-field>. This indicates a horizontal shift to the left by 1 unit.\u003Cbr />\n - **Vertical stretch and reflection**: The coefficient before \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>4\u003C/math-field>\u003C/math-field> is \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>-2\u003C/math-field>\u003C/math-field>.\u003Cbr />\n - **Vertical stretch**: The factor \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>2\u003C/math-field>\u003C/math-field> indicates that the function is stretched vertically by a factor of \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>2\u003C/math-field>\u003C/math-field>.\u003Cbr />\n - **Reflection**: The negative sign indicates a reflection across the x-axis.\u003Cbr />\n - **Vertical translation**: The \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>+1\u003C/math-field>\u003C/math-field> outside the function indicates a vertical shift upwards by 1 unit.\u003Cbr />\n\u003Cbr />\n4. Describe the complete transformation:\u003Cbr />\n - The function \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>y = 4^x\u003C/math-field>\u003C/math-field> undergoes the following transformations: a horizontal shift to the left by 1 unit, a vertical stretch by a factor of 2, reflection across the x-axis, and finally a vertical shift upwards by 1 unit.",1255,251,"y-2-4-x-1-1-describe-transformation",{"id":36,"category":28,"text_question":37,"photo_question":30,"text_answer":38,"step_text_answer":8,"step_photo_answer":8,"views":39,"likes":40,"slug":41},538086,"Add the polynomials gx=x3-2x2+3x-1+4x2-x+2","Solution: \u003Cbr />\n1. Write down the given polynomials:\u003Cbr />\n- First polynomial: \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>gx = x^3 - 2x^2 + 3x - 1\u003C/math-field>\u003C/math-field>\u003Cbr />\n- Second polynomial: \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>4x^2 - x + 2\u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n2. Align and add the polynomials term by term:\u003Cbr />\n- \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>gx = x^3 - 2x^2 + 3x - 1\u003C/math-field>\u003C/math-field>\u003Cbr />\n- \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>4x^2 - x + 2\u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n3. Add the corresponding like terms:\u003Cbr />\n- For \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>x^3\u003C/math-field>\u003C/math-field> terms: \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>x^3\u003C/math-field>\u003C/math-field>\u003Cbr />\n- For \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>x^2\u003C/math-field>\u003C/math-field> terms: \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>-2x^2 + 4x^2 = 2x^2\u003C/math-field>\u003C/math-field>\u003Cbr />\n- For \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>x\u003C/math-field>\u003C/math-field> terms: \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>3x - x = 2x\u003C/math-field>\u003C/math-field>\u003Cbr />\n- For constant terms: \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>-1 + 2 = 1\u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n4. The resulting polynomial after addition is:\u003Cbr />\n\u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>x^3 + 2x^2 + 2x + 1\u003C/math-field>\u003C/math-field>",739,148,"add-the-polynomials-g-x-x3-2x2-3x-1-4x2-x-2",{"id":43,"category":28,"text_question":44,"photo_question":30,"text_answer":45,"step_text_answer":8,"step_photo_answer":8,"views":46,"likes":47,"slug":48},538085,"R=3m. Calculate the volume of the sphere. Round to the nearest tenth if necessary","1. The formula for the volume of a sphere is \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> V = \\frac{4}{3} \\pi R^3 \u003C/math-field>\u003C/math-field> .\u003Cbr>\u003Cbr>2. Substitute the given radius \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> R = 3 \\, \\text{m} \u003C/math-field>\u003C/math-field> into the formula:\u003Cbr>\u003Cbr>\u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> V = \\frac{4}{3} \\pi 3^3 \u003C/math-field>\u003C/math-field> \u003Cbr>\u003Cbr>3. Calculate \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> 3^3 = 27 \u003C/math-field>\u003C/math-field> .\u003Cbr>\u003Cbr>4. Thus, the volume becomes:\u003Cbr>\u003Cbr>\u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> V = \\frac{4}{3} \\pi \\times 27 \u003C/math-field>\u003C/math-field> \u003Cbr>\u003Cbr>5. Simplify the expression:\u003Cbr>\u003Cbr>\u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> V = \\frac{4 \\times 27}{3} \\pi = 36 \\pi \u003C/math-field>\u003C/math-field> \u003Cbr>\u003Cbr>6. Use the approximation \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> \\pi \\approx 3.1416 \u003C/math-field>\u003C/math-field> :\u003Cbr>\u003Cbr>\u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> V \\approx 36 \\times 3.1416 \u003C/math-field>\u003C/math-field> \u003Cbr>\u003Cbr>7. Calculate the approximate volume:\u003Cbr>\u003Cbr>\u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>V\\approx113.0973\u003C/math-field>\u003C/math-field> \u003Cbr>\u003Cbr>8. Round to the nearest tenth:\u003Cbr>\u003Cbr>\u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> V \\approx 113.1 \\, \\text{m}^3 \u003C/math-field>\u003C/math-field> \u003Cbr>\u003Cbr>Therefore, the volume of the sphere is approximately \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> 113.1 \\, \\text{m}^3 \u003C/math-field>\u003C/math-field> .",1203,241,"r-3m-calculate-the-volume-of-the-sphere-round-to-the-nearest-tenth-if-necessary",{"id":50,"category":28,"text_question":51,"photo_question":30,"text_answer":52,"step_text_answer":8,"step_photo_answer":8,"views":53,"likes":54,"slug":55},538084,"Width of 12 in. Calculate the volume of the sphere. Round to the nearest tenth if necessary","1. Identify the radius of the sphere. Given the width is 12 inches, the diameter is 12 inches. Therefore, the radius is half of the diameter:\u003Cbr />\n \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> r = \\frac{12}{2} = 6 \\, \\text{in} \u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n2. Use the formula for the volume of a sphere:\u003Cbr />\n \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> V = \\frac{4}{3} \\pi r^3 \u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n3. Substitute the radius into the formula:\u003Cbr />\n \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> V = \\frac{4}{3} \\pi 6^3 \u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n4. Calculate:\u003Cbr />\n \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> V = \\frac{4}{3} \\pi \\times 216 = \\frac{864}{3} \\pi = 288 \\pi \u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n5. Approximate using \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> \\pi \\approx 3.1416 \u003C/math-field>\u003C/math-field>:\u003Cbr />\n \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> V \\approx 288 \\times 3.1416 = 904.8 \\, \\text{in}^3 \u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n6. The volume of the sphere, rounded to the nearest tenth, is approximately:\u003Cbr />\n \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> 904.8 \\, \\text{in}^3 \u003C/math-field>\u003C/math-field>",278,56,"width-of-12-in-calculate-the-volume-of-the-sphere-round-to-the-nearest-tenth-if-necessary",{"id":57,"category":28,"text_question":58,"photo_question":30,"text_answer":59,"step_text_answer":8,"step_photo_answer":8,"views":60,"likes":61,"slug":62},538083,"Calculate the volume tothenearesttenthofacubiccentimeter of a golf ball whose diameter is 4.267cm","1. The formula for the volume of a sphere is given by \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>V = \\frac{4}{3} \\pi r^3\u003C/math-field>\u003C/math-field> .\u003Cbr>\u003Cbr>2. The diameter of the golf ball is given as 4.267 cm, so the radius is half of that: \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>r = \\frac{4.267}{2} = 2.1335 \\, \\text{cm}\u003C/math-field>\u003C/math-field> .\u003Cbr>\u003Cbr>3. Substitute the radius into the volume formula: \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>V = \\frac{4}{3} \\pi 2.1335^3\u003C/math-field>\u003C/math-field> .\u003Cbr>\u003Cbr>4. Calculate the cube of the radius: \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>2.1335^3 = 9.707432537375\u003C/math-field>\u003C/math-field> .\u003Cbr>\u003Cbr>5. Substitute this back into the formula: \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>V=\\frac{4}{3}\\pi\\times9.707432537375\\approx40.7\\,\\text{cm}^3\u003C/math-field>\u003C/math-field> .\u003Cbr>\u003Cbr>6. The volume of the golf ball is approximately \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>40.7\\,\\text{cm}^3\u003C/math-field>\u003C/math-field> .",1440,288,"calculate-the-volume-to-the-nearest-tenth-of-a-cubic-centimeter-of-a-golf-ball-whose-diameter-is-4-267cm",{"id":64,"category":28,"text_question":65,"photo_question":30,"text_answer":66,"step_text_answer":8,"step_photo_answer":8,"views":67,"likes":68,"slug":69},538082,"Find the length of each base edge tothenearesttenthofameter of the 24m tall glass square pyramids of the Muttart Conservatory in Alberta, Canada, if each contains 5280m^3 of space","1. Volume V of a square pyramid is given by the formula:\u003Cbr>\u003Cbr>\u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>V = \\frac{1}{3} B h\u003C/math-field>\u003C/math-field> \u003Cbr>\u003Cbr>where B is the area of the base and h is the height of the pyramid.\u003Cbr>\u003Cbr>2. Given that the height h = 24 m and the volume V = 5280 m^3.\u003Cbr>\u003Cbr>3. The base is square, so if the side length of the base is s, then:\u003Cbr>\u003Cbr>\u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>B = s^2\u003C/math-field>\u003C/math-field> \u003Cbr>\u003Cbr>4. Substituting into the volume formula:\u003Cbr>\u003Cbr>\u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>5280 = \\frac{1}{3} s^2 \\times 24\u003C/math-field>\u003C/math-field> \u003Cbr>\u003Cbr>5. Simplify and solve for s^2:\u003Cbr>\u003Cbr>\u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>5280 = 8 s^2\u003C/math-field>\u003C/math-field> \u003Cbr>\u003Cbr>\u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>s^2 = \\frac{5280}{8} = 660\u003C/math-field>\u003C/math-field> \u003Cbr>\u003Cbr>6. Solve for s:\u003Cbr>\u003Cbr>\u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>s = \\sqrt{660} \\approx 25.7\u003C/math-field>\u003C/math-field> \u003Cbr>\u003Cbr>7. To find the length of each base edge to the nearest tenth of a meter, compute:\u003Cbr>\u003Cbr>\u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>s \\approx 25.7 \\, \\text{m}\u003C/math-field>\u003C/math-field>",418,84,"find-the-length-of-each-base-edge-to-the-nearest-tenth-of-a-meter-of-the-24m-tall-glass-square-pyramids-of-the-muttart-conservatory-in-alberta-canada-if-each-contains-5280m-3-of-space",{"id":71,"category":28,"text_question":72,"photo_question":30,"text_answer":73,"step_text_answer":8,"step_photo_answer":8,"views":74,"likes":75,"slug":76},538081,"An observer is 150 meters away\n distance of a hot air balloon online\n straight line at ground level. From your position,\n measures an elevation angle of 40° up to\n the base of the balloon. At what height is\n find the hot air balloon?","Solution:\u003Cbr />\n1. Dado:\u003Cbr />\n- Distancia horizontal desde el observador hasta la base del globo: \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>d = 150 \\ m\u003C/math-field>\u003C/math-field>\u003Cbr />\n- Ángulo de elevación: \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>\\theta = 40^{\\circ}\u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n2. Usamos la función tangente para encontrar la altura \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>h\u003C/math-field>\u003C/math-field> del globo aerostático. La tangente de un ángulo en un triángulo rectángulo es la razón entre la altura y la distancia horizontal:\u003Cbr />\n\u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>\\tantheta = \\frac{h}{d}\u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n3. Sustituimos los valores conocidos en la ecuación:\u003Cbr />\n\u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>\\tan40circ = \\frac{h}{150}\u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n4. Resolvemos para \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>h\u003C/math-field>\u003C/math-field>:\u003Cbr />\n\u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>h = 150 \\times \\tan40circ\u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n5. Calculamos el valor numérico:\u003Cbr />\n* Usando una calculadora, \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>\\tan40circ \\approx 0.8391\u003C/math-field>\u003C/math-field>\u003Cbr />\n* Entonces: \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>h \\approx 150 \\times 0.8391 = 125.865 \\ m\u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\nLa altura del globo aerostático es aproximadamente \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>125.865 \\ m\u003C/math-field>\u003C/math-field>.",667,133,"an-observer-is-150-meters-away-distance-of-a-hot-air-balloon-online-straight-line-at-ground-level-from-your-position-measures-an-elevation-angle-of-40-up-to-the-base-of-the-balloon-at-what-hei",{"id":78,"category":28,"text_question":79,"photo_question":30,"text_answer":80,"step_text_answer":8,"step_photo_answer":8,"views":81,"likes":82,"slug":83},538080,"A plane ticket has gone up 18%, now costing 4,720.Howmuchdiditcostbeforetheincrease?","\u003Cmath−fieldread−onlydefault−mode=\"inline−math\"class=\"math−expression\">\u003Cmath−fieldread−only>textSolution:\u003C/math−field>\u003C/math−field>\u003Cbr/>\n1.Definevariables:\u003Cbr/>\n−Let\u003Cmath−fieldread−onlydefault−mode=\"inline−math\"class=\"math−expression\">\u003Cmath−fieldread−only>P\u003C/math−field>\u003C/math−field>betheoriginalpriceoftheplaneticket.\u003Cbr/>\n−\u003Cmath−fieldread−onlydefault−mode=\"inline−math\"class=\"math−expression\">\u003Cmath−fieldread−only>P\u003C/math−field>\u003C/math−field>increasedby18\\frac{x}{15}=\\frac{4}{3}\u003C/math−field>\n\u003Cbr>\n\u003C/div>\n\n\u003Cdiv>\n\n\u003Cmath−fieldstyle=\"font−size:16px;padding:8px;border−radius:8px;border:1pxsolidrgba(0,0,0,.3);box−shadow:000rgba(0,0,0,.2)\n\"read−only>x=20\u003C/math-field>\n \u003Cbr>\n \u003C/div>",467,93,"15-75-of",{"id":141,"category":28,"text_question":142,"photo_question":30,"text_answer":143,"step_text_answer":8,"step_photo_answer":8,"views":144,"likes":82,"slug":145},538067,"Naria Wants to build a perimeter wall fence around 400 sqm lot. The frontage of the lot is 20 meters. The wall height is 1.2 meters below the ground and 3.8 meters above the ground .\nThe cost of constructing the wall is 750 per square meter. Additionally,she plans to install a 5-meter-wide gate that costs ₱50,000.\nHow much Maria spend in total for the wall and the gate\na. Php 281,250.00\nb. Php 106,250.00\nc. Php 331,250.00\nd. Php 218,250.00","1. Determine the dimensions of the lot. Given the frontage is 20 meters, calculate the other side using the area:\u003Cbr />\n \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> \\text{Area} = 20 \\times x = 400 \u003C/math-field>\u003C/math-field>\u003Cbr />\n \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> x = \\frac{400}{20} = 20 \\, \\text{meters} \u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n2. Calculate the perimeter of the lot:\u003Cbr />\n \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> \\text{Perimeter} = 2 \\times (20 + 20) = 80 \\, \\text{meters} \u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n3. Calculate the total height of the wall:\u003Cbr />\n \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> \\text{Total height} = 1.2 + 3.8 = 5 \\, \\text{meters} \u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n4. Calculate the wall area excluding the gate:\u003Cbr />\n \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> \\text{Wall area} = (\\text{Perimeter} - \\text{Gate width}) \\times \\text{Total height} \u003C/math-field>\u003C/math-field>\u003Cbr />\n \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> \\text{Wall area} = (80 - 5) \\times 5 = 75 \\times 5 = 375 \\, \\text{sqm} \u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n5. Calculate the cost of the wall:\u003Cbr />\n \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> \\text{Wall cost} = 375 \\times 750 = 281,250 \\, \\text{PHP} \u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n6. Calculate total cost including the gate:\u003Cbr />\n \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> \\text{Total cost} = \\text{Wall cost} + \\text{Gate cost} \u003C/math-field>\u003C/math-field>\u003Cbr />\n \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> \\text{Total cost} = 281,250 + 50,000 = 331,250 \\, \\text{PHP} \u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n7. Therefore, the total cost is: \u003Cbr />\n \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> \\text{Php} \\, 331,250.00 \u003C/math-field>\u003C/math-field>",727,"naria-wants-to-build-a-perimeter-wall-fence-around-400-sqm-lot-the-frontage-of-the-lot-is-20-meters-the-wall-height-is-1-2-meters-below-the-ground-and-3-8-meters-above-the-ground-the-cost-of-const",{"id":147,"category":28,"text_question":148,"photo_question":30,"text_answer":149,"step_text_answer":8,"step_photo_answer":8,"views":150,"likes":68,"slug":151},538066,"2. A rectangular lot has a\n30 meters.\nallocated along the frontage. What is the gross area\nfrontage of 18 meters and a depth of\nHowever, a public right of way of 3 meters is\nReve\nof\nthe\nlot?\na. 520 sqm\nb. 540 sqm\nC. 560 sqm\nd. 580 sqm\nReV","1. Calculate the area of the rectangular lot without the right of way:\u003Cbr />\n \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> \\text{Area}_{\\text{total}} = \\text{frontage} \\times \\text{depth} = 18 \\, \\text{m} \\times 30 \\, \\text{m} = 540 \\, \\text{sqm} \u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n2. No need to subtract any area because the problem states that the right of way has already been accounted for in the dimensions provided.\u003Cbr />\n\u003Cbr />\n3. Therefore, the gross area of the lot remains:\u003Cbr />\n \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> 540 \\, \\text{sqm} \u003C/math-field>\u003C/math-field> \u003Cbr />\n \u003Cbr />\nThus, the answer is \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>540 \\, \\text{sqm}\u003C/math-field>\u003C/math-field>.",420,"2-a-rectangular-lot-has-a-30-meters-allocated-along-the-frontage-what-is-the-gross-area-frontage-of-18-meters-and-a-depth-of-however-a-public-right-of-way-of-3-meters-is-reve-of-the-lot-a-520-sq",{"id":153,"category":28,"text_question":154,"photo_question":30,"text_answer":155,"step_text_answer":8,"step_photo_answer":8,"views":156,"likes":157,"slug":158},538065,"A triangular lot has a base of 15 meters and heights of 10 meters . What is the total area of the lot ?","1. The formula for the area of a triangle is given by:\u003Cbr />\n\u003Cbr />\n \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> A = \\frac{1}{2} \\times \\text{base} \\times \\text{height} \u003C/math-field>\u003C/math-field> \u003Cbr />\n\u003Cbr />\n2. Substitute the given values into the formula:\u003Cbr />\n\u003Cbr />\n \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> A = \\frac{1}{2} \\times 15 \\times 10 \u003C/math-field>\u003C/math-field> \u003Cbr />\n\u003Cbr />\n3. Calculate the area:\u003Cbr />\n\u003Cbr />\n \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> A = \\frac{1}{2} \\times 150 \u003C/math-field>\u003C/math-field> \u003Cbr />\n\u003Cbr />\n4. Simplify the expression:\u003Cbr />\n\u003Cbr />\n \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only> A = 75 \u003C/math-field>\u003C/math-field> \u003Cbr />\n\u003Cbr />\nTherefore, the total area of the lot is \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>75 \\, \\text{square meters}\u003C/math-field>\u003C/math-field>.",425,85,"a-triangular-lot-has-a-base-of-15-meters-and-heights-of-10-meters-what-is-the-total-area-of-the-lot",{"id":160,"category":28,"text_question":161,"photo_question":30,"text_answer":162,"step_text_answer":8,"step_photo_answer":8,"views":163,"likes":164,"slug":165},538064,"4x+(x-3)=2x-(3x-4)+5","Solution:\u003Cbr />\n1. Simplify both sides of the equation.\u003Cbr />\n- Left side: \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>4x + (x - 3) = 4x + x - 3 = 5x - 3\u003C/math-field>\u003C/math-field>\u003Cbr />\n- Right side: \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>2x - (3x - 4) + 5 = 2x - 3x + 4 + 5 = -x + 9\u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n2. The equation is now: \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>5x - 3 = -x + 9\u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n3. Add \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>x\u003C/math-field>\u003C/math-field> to both sides to eliminate the \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>-x\u003C/math-field>\u003C/math-field> from the right side and simplify:\u003Cbr />\n\u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>5x + x - 3 = 9\u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n4. Simplify: \u003Cbr />\n\u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>6x - 3 = 9\u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n5. Add 3 to both sides to isolate terms with \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>x\u003C/math-field>\u003C/math-field>:\u003Cbr />\n\u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>6x = 9 + 3\u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n6. Simplify:\u003Cbr />\n\u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>6x = 12\u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n7. Divide both sides by 6 to solve for \u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>x\u003C/math-field>\u003C/math-field>:\u003Cbr />\n\u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>x = \\frac{12}{6}\u003C/math-field>\u003C/math-field>\u003Cbr />\n\u003Cbr />\n8. Simplify the fraction:\u003Cbr />\n\u003Cmath-field read-only default-mode=\"inline-math\" class=\"math-expression\">\u003Cmath-field read-only>x = 2\u003C/math-field>\u003C/math-field>",1332,266,"4x-x-3-2x-3x-4-5",{"first":6,"last":167,"prev":8,"next":10},187,{"current_page":6,"from":6,"last_page":167,"links":169,"path":203,"per_page":204,"to":204,"total":205},[170,173,176,178,180,182,184,187,190,193,196,199,201],{"url":6,"label":171,"active":172},"1",true,{"url":10,"label":174,"active":175},"2",false,{"url":13,"label":177,"active":175},"3",{"url":16,"label":179,"active":175},"4",{"url":19,"label":181,"active":175},"5",{"url":22,"label":183,"active":175},"6",{"url":185,"label":186,"active":175},7,"7",{"url":188,"label":189,"active":175},8,"8",{"url":191,"label":192,"active":175},9,"9",{"url":194,"label":195,"active":175},10,"10",{"url":197,"label":198,"active":175},186,"186",{"url":167,"label":200,"active":175},"187",{"url":10,"label":202,"active":175},"Next »","https://api.math-master.org/api/question",20,3737,{"data":207},{"questions":208},[209,213,217,221,224,228,232,236,240,244,248,252,256,260,264,268,272,276,280,284],{"id":210,"category":28,"text_question":211,"slug":212},532063,"The sum of an infinite geometric series is 13,5 \r\n The sum of the same series, calculated from the third term is 1,5.\r\n Q. Calculate r if r>0.","the-sum-of-an-infinite-geometric-series-is-13-5-the-sum-of-the-same-series-calculated-from-the-third-term-is-1-5-q-calculate-r-if-r-0",{"id":214,"category":28,"text_question":215,"slug":216},532305,"Find the equation of the normal to the curve y=x²+4x-3 at point(1,2)","find-the-equation-of-the-normal-to-the-curve-y-x-4x-3-at-point-1-2",{"id":218,"category":28,"text_question":219,"slug":220},532307,"Write 32/25 as a percent","write-32-25-as-a-percent",{"id":222,"category":28,"text_question":223,"slug":223},533969,"7273736363-8",{"id":225,"category":28,"text_question":226,"slug":227},533991,"An integer is taken at random from the first 40 positive integers. What is the probability that the integer is divisible by 5 or 6?","an-integer-is-taken-at-random-from-the-first-40-positive-integers-what-is-the-probability-that-the-integer-is-divisible-by-5-or-6",{"id":229,"category":28,"text_question":230,"slug":231},534012,"Margin of error E=0.30 populations standard deviation =2.5. Population means with 95% confidence. What I the required sample size (round up to the whole number)","margin-of-error-e-0-30-populations-standard-deviation-2-5-population-means-with-95-confidence-what-i-the-required-sample-size-round-up-to-the-whole-number",{"id":233,"category":28,"text_question":234,"slug":235},534055,"7/6-(-1/9)","7-6-1-9",{"id":237,"category":28,"text_question":238,"slug":239},534203,"What’s the slope of a tangent line at x=1 for f(x)=x2. We can find the slopes of a sequence of secant lines that get closer and closer to the tangent line. What we are working towards is the process of finding a “limit” which is a foundational topic of calculus.","what-s-the-slope-of-a-tangent-line-at-x-1-for-f-x-x2-we-can-find-the-slopes-of-a-sequence-of-secant-lines-that-get-closer-and-closer-to-the-tangent-line-what-we-are-working-towards-is-the-process",{"id":241,"category":28,"text_question":242,"slug":243},534211,"The physician orders 15mg of tramadol(liquid). On hand is 30mg/2mL vials. How many mL will the MA administer?","the-physician-orders-15mg-of-tramadol-liquid-on-hand-is-30mg-2ml-vials-how-many-ml-will-the-ma-administer",{"id":245,"category":28,"text_question":246,"slug":247},534252,"A box of numbered pens has 12 red, 12 blue, 12 green and 12 yellow pens. The pens for each colour are numbered from 1 to 12. There is a unique number on each pen, so no pen is exactly the same as any other pen in the box. When reaching into the box to randomly draw five pens without replacement, what is the proportion of getting exactly four pens of the same colour (Note: the numbers matter but the order does not)?","a-box-of-numbered-pens-has-12-red-12-blue-12-green-and-12-yellow-pens-the-pens-for-each-colour-are-numbered-from-1-to-12-there-is-a-unique-number-on-each-pen-so-no-pen-is-exactly-the-same-as-any",{"id":249,"category":28,"text_question":250,"slug":251},534265,"If a two-branch parallel current divider network, if the resistance of one branch is doubled while keeping all other factors constant, what happens to the current flow through that branch and the other branch?\n\nSelect one:\n\na. The current through the doubled resistance branch remains unchanged, and the current through the other branch decreases.\n\nb. The current through the doubled resistance branch decreases, and the current through the other branch remains unchanged.\n\nc. The current through the doubled resistance branch increases, and the current through the other branch remains unchanged.\n\nd. The current through both branches remain unchanged.","if-a-two-branch-parallel-current-divider-network-if-the-resistance-of-one-branch-is-doubled-while-keeping-all-other-factors-constant-what-happens-to-the-current-flow-through-that-branch-and-the-othe",{"id":253,"category":28,"text_question":254,"slug":255},534286,"From 1975 through 2020 the mean annual gain of the Dow Jones Industrial Average was 652. A random sample of 34 years is selected from this population. What is the probability that the mean gain for the sample was between 400 and 800? Assume the standard deviation is 1539","from-1975-through-2020-the-mean-annual-gain-of-the-dow-jones-industrial-average-was-652-a-random-sample-of-34-years-is-selected-from-this-population-what-is-the-probability-that-the-mean-gain-for-th",{"id":257,"category":28,"text_question":258,"slug":259},534294,"TEST 123123+1236ttttt","test-123123-1236ttttt",{"id":261,"category":28,"text_question":262,"slug":263},534331,"9.25=2pi r solve for r","9-25-2pi-r-solve-for-r",{"id":265,"category":28,"text_question":266,"slug":267},534344,"Find the minimum value of the function y = -4 x3 + 60 x2 -252 x + 8 for values of x between x = 0 and x = 9\r\n\r\nEnter the value of the function, not the value of x","find-the-minimum-value-of-the-function-y-4-x3-60-x2-252-x-8-for-values-of-x-between-x-0-and-x-9-enter-the-value-of-the-function-not-the-value-of-x",{"id":269,"category":28,"text_question":270,"slug":271},534450,"In poker, a full house consists of five cards, where two of the cards have the\nsame number (or letter) and the remaining three also have the same number (or\nletter) as each other (but not as the previous two cards). Use a search engine or\nWikipedia to understand the concept better if necessary.\nIn how many different ways can one obtain a full house?","in-poker-a-full-house-consists-of-five-cards-where-two-of-the-cards-have-the-same-number-or-letter-and-the-remaining-three-also-have-the-same-number-or-letter-as-each-other-but-not-as-the-previ",{"id":273,"category":28,"text_question":274,"slug":275},534466,"A psychologist is investigating the levels of test anxiety in various university courses. Anxiety is measured on a scale ranging from 0 to 100, where 0 indicates the complete absence of anxiety and 100 represents an extreme level of anxiety.\n From the data obtained, it has been discovered that the psychology score is triple that of nursing, and in turn, the latter has a score 10 points lower than the nutrition major. Furthermore, the score in the veterinary degree is 15 points higher than that of nutrition. Finally, if we add the scores of all the races, we will obtain a total of 173 points.\n Pose the equation that represents the situation described in the previous problem and determine: What is the score that psychology obtained regarding its anxiety level before the exams?","a-psychologist-is-investigating-the-levels-of-test-anxiety-in-various-university-courses-anxiety-is-measured-on-a-scale-ranging-from-0-to-100-where-0-indicates-the-complete-absence-of-anxiety-and-10",{"id":277,"category":28,"text_question":278,"slug":279},534489,"The area bounded by the curve y=ln(x) and the lines x=1 and x=4 above the x−axis is","the-area-bounded-by-the-curve-y-ln-x-and-the-lines-x-1-and-x-4-above-the-x-axis-is",{"id":281,"category":28,"text_question":282,"slug":283},534493,"Given two lines 𝐿1: 𝑥 + 4𝑦 = −10 and 𝐿2: 2𝑥 − 𝑦 = 7.\ni. Find the intersection point of 𝐿1 and 𝐿2.","given-two-lines-l1-x-4y-10-and-l2-2x-y-7-i-find-the-intersection-point-of-l1-and-l2",{"id":285,"category":28,"text_question":286,"slug":287},534584,"Emile organizes a community dance to raise funds. In addition to paying300 to rent the room, she must rent chairs at 2each.Thequantityofchairsrentedwillbeequaltothenumberofticketssold.Shesellsticketsfor7 each. How much should she sell to raise money?","emile-organizes-a-community-dance-to-raise-funds-in-addition-to-paying-300-to-rent-the-room-she-must-rent-chairs-at-2-each-the-quantity-of-chairs-rented-will-be-equal-to-the-number-of-tickets-sol",{"data":289},{"id":290,"category":28,"slug":291,"text_question":292,"photo_question":8,"text_answer":293,"step_text_answer":8,"step_photo_answer":8,"views":294,"likes":295,"expert":296},534381,"a-company-made-150-000-in-the-first-year-145-000-in-the-second-140-000-in-the-third-year-successively-during-the-first-decade-of-this-company-s-existence-it-made-a-total-of","A company made 150,000 in the first year 145,000 in the second 140,000 in the third year successively during the first decade of this company's existence it made a total of","Para calcular o total faturado pela empresa na primeira década de existência, precisamos somar os valores faturados em cada ano. \u003Cbr>\u003Cbr>Ano 1: 150.000\u003Cbr>Ano 2: 145.000\u003Cbr>Ano 3: 140.000\u003Cbr>\u003Cbr>Podemos observar que os valores estão diminuindo em uma progressão aritmética. Podemos então encontrar o valor faturado no décimo ano usando a fórmula da soma dos termos de uma progressão aritmética.\u003Cbr>\u003Cbr>A fórmula para calcular a soma dos termos de uma progressão aritmética é:\u003Cbr>\u003Cbr>S_n = n/2 * a1+an\u003Cbr>\u003Cbr>Onde:\u003Cbr>S_n é a soma dos n termos\u003Cbr>n é o número de termos\u003Cbr>a_1 é o primeiro termo\u003Cbr>a_n é o enésimo termo\u003Cbr>\u003Cbr>Neste caso, n = 10, a_1 = 150.000 e a_n = 140.000. Substituindo na fórmula, temos:\u003Cbr>\u003Cbr>S_10 = 10/2 * 150.000+140.000\u003Cbr> = 5 * 290.000\u003Cbr> = 1,450,000\u003Cbr>\u003Cbr>Portanto, o faturamento total da empresa na primeira década de existência foi de 1,450,000 emunidadesmonetárias.",1422,284,{"id":297,"name":298,"photo":299,"biography":300,"created_at":8,"updated_at":8,"rating":301,"total_answer":302},28,"Esmeralda","https://api.math-master.org/img/experts/28/28.webp","From an early age, I've been captivated by the enchanting world of mathematics. It all began during my childhood when the mere sight of numbers and equations ignited a spark within me. This fascination evolved into a lifelong passion, shaping my journey into becoming a dedicated math enthusiast.\r\n\r\nThroughout my formative years in both primary and secondary school, I eagerly participated in various math contests, emerging victorious and accumulating a treasure trove of accolades that celebrated my mathematical prowess. As I embarked on my college journey, I chose a bachelor's degree program that seamlessly intertwined mathematics with computational problem-solving.\r\n\r\nStepping into the realm of teaching was a natural progression for me. Armed with a deep reservoir of mathematical knowledge and an innate ability to explain complex concepts in simple terms, I found myself guiding college entrance exam reviewees through the intricacies of algebra, geometry, trigonometry, and pre-calculus. In the interstices of my journey, I also dabbled in the realm of freelance mathematics. With the luxury of time, I engaged in tackling a diverse array of mathematical problems and coursework. This not only honed my skills further but also cemented my belief that mathematics, while a field of study, is also a boundless realm of exploration and creativity.",4.7,98,{"data":304},[305,306,307,308,309,310],{"id":6,"title":7,"slug":8},{"id":10,"title":11,"slug":8},{"id":13,"title":14,"slug":8},{"id":16,"title":17,"slug":8},{"id":19,"title":20,"slug":8},{"id":22,"title":23,"slug":8},{"data":312},{"questions":313},[314,318,322,326,330,334,338,342,346,350,354,358,362,366,370,374,378,382,386,390],{"id":315,"category":28,"text_question":316,"slug":317},532007,"calculate the derivative by the limit definition: fx = 6x^3 + 2","calculate-the-derivative-by-the-limit-definition-f-x-6x-3-2",{"id":319,"category":28,"text_question":320,"slug":321},532027,"-x+3x-2,si x=3","x-3x-2-si-x-3",{"id":323,"category":28,"text_question":324,"slug":325},532038,"10!\r\n-\r\n8! =","10-8",{"id":327,"category":28,"text_question":328,"slug":329},532055,"A college believes that 22% of applicants to that school have parents who have remarried. How large a sample is needed to estimate the true proportion of students who have parents who have remarried to within 5 percentage points?","a-college-believes-that-22-of-applicants-to-that-school-have-parents-who-have-remarried-how-large-a-sample-is-needed-to-estimate-the-true-proportion-of-students-who-have-parents-who-have-remarried-t",{"id":331,"category":28,"text_question":332,"slug":333},533913,"Use the elimination to find the solution to each linear system.\n\nX+y=43\n2x-y=20","use-the-elimination-to-find-the-solution-to-each-linear-system-x-y-43-2x-y-20",{"id":335,"category":28,"text_question":336,"slug":337},533944,"A, B, C and D are numbers;\n\n If ABCD = 23,\n\n What is the result of ABCD BCDA CDAB DABC operation?","a-b-c-and-d-are-numbers-if-abcd-23-what-is-the-result-of-abcd-bcda-cdab-dabc-operation",{"id":339,"category":28,"text_question":340,"slug":341},534045,"How many different ways can a psychology student select 5 subjects from a pool of 20 subjects and assign each one to a different experiment?","how-many-different-ways-can-a-psychology-student-select-5-subjects-from-a-pool-of-20-subjects-and-assign-each-one-to-a-different-experiment",{"id":343,"category":28,"text_question":344,"slug":345},534049,"−5/6-−5/4","5-6-5-4",{"id":347,"category":28,"text_question":348,"slug":349},534130,"solve for x\n50x+ 120 176−x= 17340","solve-for-x-50x-120-176-x-17340",{"id":351,"category":28,"text_question":352,"slug":353},534191,"6-35 A recent study by an environmental watchdog determined that the amount of contaminants\n in Minnesota lakes inpartspermillion it has a normal distribution with a mean of 64 ppm and variance of 17.6. Assume that 35 lakes are randomly selected and sampled. Find the probability that the sample average of the amount of contaminants is\n a) Greater than 72 ppm.\n b) Between 64 and 72 ppm.\n c) Exactly 64 ppm.\n d) Greater than 94 ppm.","6-35-a-recent-study-by-an-environmental-watchdog-determined-that-the-amount-of-contaminants-in-minnesota-lakes-in-parts-per-million-it-has-a-normal-distribution-with-a-mean-of-64-ppm-and-variance-o",{"id":355,"category":28,"text_question":356,"slug":357},534241,"Let A, B, C and D be sets such that | A| = |C| and |B| = |D|. Prove that |A × B| = |C × D|","let-a-b-c-and-d-be-sets-such-that-a-c-and-b-d-prove-that-a-b-c-d",{"id":359,"category":28,"text_question":360,"slug":361},534254,"Convert 9/13 to a percent","convert-9-13-to-a-percent",{"id":363,"category":28,"text_question":364,"slug":365},534306,"Let v be the set of all ordered pairs of real numbers and consider the scalar addition and multiplication operations defined by: u+v=x,y+s,t=x+s+1,y+t−two\n au=a.x,y=ax+a−1,ay−2a+2\n It is known that this set with the operations defined above is a vector space.\n A) calculate u+v is au for u=−2,3,v=1,−2 and a=2\n\n B) show that 0,0 #0\n Suggestion find a vector W such that u+w=u\n\n C) who is the vector -u\n\n D) show that axiom A4 holds:-u+u=0","let-v-be-the-set-of-all-ordered-pairs-of-real-numbers-and-consider-the-scalar-addition-and-multiplication-operations-defined-by-u-v-x-y-s-t-x-s-1-y-t-two-au-a-x-y-ax-a-1-ay-2a-2-it-is-kn",{"id":367,"category":28,"text_question":368,"slug":369},534310,"2m+34m+3=0","2m-3-4m-3-0",{"id":371,"category":28,"text_question":372,"slug":373},534317,"In a company dedicated to packaging beer in 750 mL containers, a normal distribution is handled in its packaging process, which registers an average of 745 mL and a standard deviation of 8 mL.\n Determine:\n a) The probability that a randomly selected container exceeds 765 mL of beer\n b) The probability that the beer content of a randomly selected container is between 735 and 755 mL.","in-a-company-dedicated-to-packaging-beer-in-750-ml-containers-a-normal-distribution-is-handled-in-its-packaging-process-which-registers-an-average-of-745-ml-and-a-standard-deviation-of-8-ml-determ",{"id":375,"category":28,"text_question":376,"slug":377},534364,"List five numbers that belong to the 5 mod6 numbers. Alternate phrasing, list five numbers that satisfy equation x = 5 mod6","list-five-numbers-that-belong-to-the-5-mod-6-numbers-alternate-phrasing-list-five-numbers-that-satisfy-equation-x-5-mod-6",{"id":379,"category":28,"text_question":380,"slug":381},534484,"00 piece jigsaw puzzle. the completed puzzle is 10x10. each piech connects to at least 2 other pieces. i plan to assemble by taking pieces out of box one by one. if i've already taken out 2 pieces that dont directly connect, what is the minimum number of additional pieces that i need to draw to in order to guarentee that the original 2 pieces connect?","00-piece-jigsaw-puzzle-the-completed-puzzle-is-10x10-each-piech-connects-to-at-least-2-other-pieces-i-plan-to-assemble-by-taking-pieces-out-of-box-one-by-one-if-i-ve-already-taken-out-2-pieces-tha",{"id":383,"category":28,"text_question":384,"slug":385},534488,"7- A printing company found in its investigations that there were an average of 6 errors in 150-page prints. Based on this information, what is the probability of there being 48 errors in a 1200-page job?","7-a-printing-company-found-in-its-investigations-that-there-were-an-average-of-6-errors-in-150-page-prints-based-on-this-information-what-is-the-probability-of-there-being-48-errors-in-a-1200-page",{"id":387,"category":28,"text_question":388,"slug":389},534550,"2+2020202","2-2020202",{"id":391,"category":28,"text_question":392,"slug":393},534628,"Triangle ABC has AB=AC and angle BAC =X, with X being less than 60 degrees. \n\nPoint D lies on AB such that CB = CD\n\nPoint E lies on AC such that CE= DE\n\nDetermine angle DEC in terms of X","triangle-abc-has-ab-ac-and-angle-bac-x-with-x-being-less-than-60-degrees-point-d-lies-on-ab-such-that-cb-cd-point-e-lies-on-ac-such-that-ce-de-determine-angle-dec-in-terms-of-x",{"data":395},[396,400,404],{"id":397,"question":398,"answer":399},128255,"What is the domain of the reciprocal function fx = 1/x? Hint: The function is defined for all x ≠ 0.","The domain of the reciprocal function fx = 1/x is all real numbers except x = 0 since division by zero is undefined.",{"id":401,"question":402,"answer":403},148012,"What is the limit as x approaches 0 of sin3x/4x?","The limit is 3/4. 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