AnswersMathematics III AThe Fundamental Theorem of Algebra

The Fundamental Theorem of Algebra Answers

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1
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A polynomial function has roots –5 and 1. Which of the following could represent this function?

A
f(x) = (x + 5)(x + 1)
B
f(x) = (x – 5)(x – 1)
C
f(x) = (x – 5)(x + 1)
D
f(x) = (x + 5)(x – 1)
2
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The corresponding polynomial function is

A
f(x) = x2 + 5x - 1
B
f(x) = x2 + 4x - 5
C
f(x) = x2 + 5x - 5
D
f(x) = x2 - 4x - 5

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