Answers KY-Algebra I B Cumulative Exam — Cumulative examQuestion 42

42

QuizMultiple Choice

Cumulative Exam — Cumulative exam

Question 42 • KY-Algebra I B

The variables A, B, and C represent polynomials where A = x + 1, B = x2 + 2x − 1, and C = 2x. What is AB + C in simplest form?

Answer

A

x3 + 3x − 1

B

x3 + 4x − 1

C

x3 + 3x2 + 3x − 1

D

x3 + 2x2 − x + 1

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