Adding and Subtracting Polynomials

Question 1

The product of (4z2 + 7z – 8) and (–z + 3) is –4z3 + z2 + z – 24.

Revolt · Accepted Answer

5

Question 2

The product of (4z2 + 7z – 8) and (–z + 3) is –4z3 + z2 + z – 24.

Revolt · Accepted Answer

29

Question 3

Complete the steps to find an expression that represents the perimeter of the rectangle.

Revolt · Accepted Answer

(20x + 6)

Question 4

What is the product of 2p + q and –3q – 6p + 1?

Revolt · Accepted Answer

–12p2– 12pq + 2p – 3q2 + q

Question 5

What is the product of d – 9 and 2d2 + 11d – 4?

Revolt · Accepted Answer

2d3 – 7d2 – 103d + 36

Question 6

Which products result in a sum or difference of cubes? Check all that apply.

Revolt · Accepted Answer

(x – 1)(x2 + x + 1); (x + 4)(x2 – 4x + 16)

Question 7

A, B, and C are polynomials, where A = n, B = 2n + 6, and C = n2 – 1. What is AB – C in simplest form?

Revolt · Accepted Answer

n2 + 6n + 1

Question 8

Complete the steps to find an expression that represents the perimeter of the rectangle.

Revolt · Accepted Answer

2(8x – 1) + 2(2x + 4)

Question 9

Complete the steps to find an expression that represents the perimeter of the rectangle.

Revolt · Accepted Answer

16x – 2 + 4x + 8

Adding and Subtracting Polynomials Answers