AnswersAlgebra II A-ICSynthetic Division and the Remainder Theorem

Synthetic Division and the Remainder Theorem Answers

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Complete the steps to solve the polynomial equation x3 – 21x = –20.According to the rational root theorem, which number is a potential root of the polynomial?

A
–7
B
0
C
1
D
3
2
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Use the synthetic division shown to help factor the polynomial and solve the equation. What are the solutions of the equation?

Question illustration
A
1, 4, and –5
B
1, –4, and 5
C
–1, –7, and 3
D
–1, 5, and 9

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