AnswersMathematics III AWriting Polynomial Functions from Complex Roots

Writing Polynomial Functions from Complex Roots Answers

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The graph of a polynomial function approaches – as x approaches –, and approaches + as x approaches + . Which could be the degree and leading coefficient of this function?

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A
degree 3, leading coefficient –1
B
degree 4, leading coefficient 1
C
degree 5, leading coefficient 1
D
degree 6, leading coefficient –1
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The zeroes of f(x) = x3 + 3x2 + 2x are .

A
0, 1, 2
B
1, 2
C
–2, –1, 0
D
–1, –2
E
1, 3, 2

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