Answers Common Core Algebra I B-IC Factoring Polynomials: Double GroupingQuestion 9

9

QuizMultiple Choice

Factoring Polynomials: Double Grouping

Question 9 • Common Core Algebra I B-IC

Which shows one way to determine the factors of x3 – 9x2 + 5x – 45 by grouping?

Answer

A

x2(x – 9) – 5(x – 9)

B

x2(x + 9) – 5(x + 9)

C

x(x2 + 5) – 9(x2 + 5)

D

x(x2 – 5) – 9(x2 – 5)

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