Factoring Polynomials: Difference of Squares

Question 1

Which expression is equivalent to 36x2 − 25?

Revolt · Accepted Answer

(6x)2 − (5)2

Question 2

The area of a square can be represented by the expression x10. Which monomial represents a side of the square?

Revolt · Accepted Answer

x5

Question 3

What is the factorization of 121b4 − 49?

Revolt · Accepted Answer

(11b2 + 7)(11b2 − 7)

Question 4

Which term is a perfect square of the root 3x4?

Revolt · Accepted Answer

9x8

Question 5

What is the square root of 64y16?

Revolt · Accepted Answer

8y8

Question 6

What is the factorization of 49b2 − 81?

Revolt · Accepted Answer

(7b – 9)(7b + 9)

Question 7

Which polynomial can be simplified to a difference of squares?

Revolt · Accepted Answer

16a2 – 4a + 4a – 1

Question 8

What is a difference of squares that has a factor of x+8?

Revolt · Accepted Answer

x2−64

Question 9

What is the square root of r64?

Revolt · Accepted Answer

r32

Question 10

What are the factors of x2 – 100?

Revolt · Accepted Answer

(x – 10)(x + 10)

Factoring Polynomials: Difference of Squares Answers