Multiplication of Polynomials

Question 1

The polynomial x3 + 64 is an example of a .

Revolt · Accepted Answer

A: sum of cubes

Question 2

Which expression is equivalent to x6 – 9?

Revolt · Accepted Answer

B: (x3)2 – 32

Question 3

Which expression is equal to the polynomial below?2x4 + 5x3 – 8x – 20

Revolt · Accepted Answer

B: x3(2x + 5) – 4(2x + 5)

Question 4

After the common factor is removed, the remaining factor is a .

Revolt · Accepted Answer

B: trinomial that is not a perfect square

Question 5

The polynomial x3 + 4x2 – 9x – 36 has 4 terms. Use factoring by grouping to find the correct factorization.

Revolt · Accepted Answer

D: (x2 – 9)(x + 4)

Question 6

x2 – 9 can be factored using the formula.

Revolt · Accepted Answer

A: difference-of-squares

Question 7

What is the completely factored form of x3 + 4x2 – 9x – 36?

Revolt · Accepted Answer

C: (x + 3)(x – 3)(x + 4)

Question 8

What is the factored form of x3 + 64?

Revolt · Accepted Answer

B: (x + 4)(x2 – 4x + 16)

Question 9

This polynomial is an example of a .

Revolt · Accepted Answer

B: difference of squares

Question 10

The modified expression, x3(2x + 5) – 4(2x + 5), has two terms with a common factor of .

Revolt · Accepted Answer

B: 2x + 5

Multiplication of Polynomials Answers