AnswersCommon Core Algebra I B-ICFactoring Polynomials: Double Grouping

Factoring Polynomials: Sum and Difference of Cubes Answers

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Which is a sum of cubes?

A
a3 + 18
B
a6 + 9
C
a9 + 16
D
a12 + 8
2
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Which is a difference of cubes?

A
x6 – 27
B
x15 – 36
C
x16 – 64
D
x5 – 125
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A and B are monomials where A = 125 and B = 27p12. What is the factored form of A – B?

A
(5 – 3p4)(25 + 15p4 + 9p8)
B
(25 – 3p4)(5 + 15p3 + 9p3)
C
(25 – 3p4)(5 + 15p4 + 3p8)
D
(5 – 3p4)(25 + 15p3 + 3p4)

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