AnswersMathematics III AWriting Polynomial Functions from Complex RootsQuestion 5
5
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Writing Polynomial Functions from Complex Roots

Question 5 • Mathematics III A

Which second degree polynomial function has a leading coefficient of –1 and root 4 with multiplicity 2?

Answer
A
f(x) = –x2 – 8x – 16
B
f(x) = –x2 + 8x – 16
C
f(x) = –x2 – 8x + 16
D
f(x) = –x2 + 8x + 16
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