Answers FL-1200310-Algebra 1Factoring Polynomials: Difference of Squares

Factoring Polynomials: Difference of Squares — Test Answers

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Which expression is equivalent to ?

6xy2z4

18xy3z6

36xy2z4

72xy3z6

The factorization of 8x3 – 125 is (2x – 5)(jx2 + kx + 25). What are the values of j and k?

j = 6 and k = –10

j = 8 and k = 10

j = 4 and k = 25

j = 4 and k = 10

Which is the factorization of x3 + 8?

(x + 2)(x2 – 2x + 4)

(x – 2)(x2 + 2x + 4)

(x + 2)(x2 – 2x + 8)

(x – 2)(x2 + 2x + 8)

Which monomial is a perfect cube?

49p9q3r24

81p12q15r12

121p9q3r6

343p6q21r6

Which is a difference of cubes?

x6 – 27

x15 – 36

x16 – 64

x5 – 125

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