Question

(5a-7b)*(a+3b)

246

likes

1228 views

Answer to a math question (5a-7b)*(a+3b)

$Expert avatar$

Hank

4.8

106 Answers

(5a-7b)(a+3b) = 5a^2-7ab+15ab-21b^2 = 5a^2+8ab-21b^2

Frequently asked questions (FAQs)

What is the resultant vector when adding vector A (magnitude 5, direction 30° counterclockwise from positive x-axis) to vector B (magnitude 3, direction 45° clockwise from positive x-axis)?

What is the largest value that can be determined for a continuous function f(x) on a closed interval [a, b], according to the Extreme Value Theorem?

What are the measures of the three special segments of an equilateral triangle with side length 6 units?

New questions in Mathematics

Find 2 numbers that the sum of 1/3 of the first plus 1/5 of the second will be equal to 13 and that if you multiply the first by 5 and the second by 7 you get 247 as the sum of the two products with replacement solution

calculate the derivative by the limit definition: f(x) = 6x^3 + 2

-8+3/5

X^2 = 25

The graph of the equation x²= 4py is a parabola with focus F(_,_) and directrix y=_____ Therefore, the graph of x²=12y is a parabola with focus F(_,_) and a directrix y=_____

Elliot opened a savings account and deposited $5000.00 as principal. The account earns 4% interest, compounded annually. How much interest will he earn after 5 years? Round your answer to the nearest cent.

If f(x) = 3x 2, what is the value of x so that f(x) = 11?

Identify a pattern in the list of numbers.Then use this pattern to find the next number. 37,31,25,19,13

4. Show that if n is any integer, then n^2 3n 5 is an odd integer

is the x element (180,270), if tanx-3cotx=2, sinx ?

Convert 78 percent to a decimal

78 percent to a decimal

Find all real numbers x that satisfy the equation \sqrt{x^2-2}=\sqrt{3-x}

form a key for your lock containing the numbers 2 2 5 8 How many different keys can you form?

A property sold for $745,000 in a co-brokered transaction. The seller has agreed to pay a 7% commission to the listing firm. The listing firm has agreed to equally split the commission with the selling firm. If the buyer’s broker will receive 8% of the selling firm’s commission, how much commission will the buyer’s broker receive? $14,900 $3725 $$37250 $18625

Oi👋🏻 Toque em "Criar Nova Tarefa" para enviar seu problema de matemática. Um dos nossos especialistas começará a trabalhar nisso imediatamente!

Evaluate ab+dc if a=56 , b=−34 , c=0.4 , and d=12 . Write in simplest form.

6(k-7) -2=5

A small box measures 10 in. by 4 in. by 6 in. high. Find the volume of the box.

Suppose a car license plate consists of 2 letters and two digits of which the first cannot be zero. How many different plates can be engraved? consider only 26 letters and 10 digits draw an example of this.

(5a-7b)*(a+3b)

Answer to a math question (5a-7b)*(a+3b)

You might be interested in