$MathMaster logo$

MathMaster

Question

7+ 8

287

likes

1433 views

Answer to a math question 7+ 8

$Expert avatar$

4.5

112 Answers

7+8=15

Frequently asked questions (FAQs)

What is the value of 5 raised to the power of 4, divided by 2 squared, plus the square root of 16?

+

What is the unit vector component in the x-direction of a vector with magnitude 3.5 and an angle of 45 degrees to the x-axis?

+

What is the square root of √576?

+

New questions in Mathematics

Pedro bought 9 kg of sugar at the price of R$1.80 per kilogram, six packets of coffee at the price of R$3.90 per packet and 8 kg of rice at the price of R$2.70 per kilogram. Knowing that he paid for the purchases with a R$100.00 bill, how much change did he receive?

A person who weighs 200 pounds on earth would weigh about 32 pounds on the moon. Find the weight of a person on earth who would weigh 15 pounds on the moon.

String x = 5 Int y=2 System.out.println(x+y)

(6.2x10^3)(3x10^-6)

The mean temperature for july in H-town 73 degrees fahrenheit. Assuming that the distribution of temperature is normal what would the standart deviation have to be if 5% of the days in july have a temperature of at least 87 degrees?

Solve this mathematical problem if 3/5 of a roll of tape measures 2m. How long is the complete roll? Draw the diagram

Subscribers to the FAME magazine revealed the following preferences for three categories: Fashion 30, Athletics 24 and Business 15. Following these frequencies of observation, compute the chi-square test statistic. At the 0.05 level of significance, would you conclude they are similar?

Find the equation of the line perpendicular to −5𝑥−3𝑦+5=0 passing through the point (0,−2)

Suppose the Golf ball market is perfectly competitive and the functions are known: Q = 120 – 2Px – 2Py 0.2I Q = 2Px 40 Where I = Consumers' income ($200) and Py = Price of Good Y (40) Calculate the equilibrium elasticity: a) 1.6 b) -6 c) 6 d) 0.6

According to a survey in a country 27% of adults do not own a credit card suppose a simple random sample of 800 adults is obtained . Describe the sampling distribution of P hat , the sample proportion of adults who do not own a credit card

Substitute a=2 and b=-3 and c=-4 to evaluate 2ac/(-2b^2-a)

A company receives sales in $20 per book and $18 per calculator. The per unit cost to manufacture each book and calculator are $5 and 4$ respectively. The monthly (30 day) cost must not exceed $27000 per month. If the manufacturing equipment used by the company takes five minutes to produce a book and 15 minutes to produce a calculator, how many books and calculators should the company produce to maximise profit? Please solve graphically and

The points (-5,-4) and (3,6) are the ends of the diameter of the circle calculate subequation

Show work on 4108 divided by 4

(a) List the set of possible rational zeros of the polynomial function F(x) = 2x3 - 11x2 + 13x - 4. (b) Find all rational zeros of F(x). Only do part B

Give an example of a function defined in R that is continuous in all points, except in the set Z of integers.

Solve for B write your answer as a fraction or as a whole number. B-1/7=4

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?

Construct a set of six pieces of data with mean, median, and midrange of 67 and where no two pieces of data are the same.