Factoring Polynomials: Difference of Squares — Test Answers
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Which expression is equivalent to ?
A
6xy2z4B
18xy3z6C
36xy2z4D
72xy3z62
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The factorization of 8x3 – 125 is (2x – 5)(jx2 + kx + 25). What are the values of j and k?
A
j = 6 and k = –10B
j = 8 and k = 10C
j = 4 and k = 25D
j = 4 and k = 103
Which is the factorization of x3 + 8?
A
(x + 2)(x2 – 2x + 4)B
(x – 2)(x2 + 2x + 4)C
(x + 2)(x2 – 2x + 8)D
(x – 2)(x2 + 2x + 8)4
Which monomial is a perfect cube?
A
49p9q3r24B
81p12q15r12C
121p9q3r6D
343p6q21r65
Which is a difference of cubes?
A
x6 – 27B
x15 – 36C
x16 – 64D
x5 – 125Did you find these answers helpful?
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