The Fundamental Theorem of Algebra

Question 1

Which of the following describes the roots of the polynomial function ?

Revolt · Accepted Answer

3 with multiplicity 4 and –6 with multiplicity 2

Question 2

If –3 + i is a root of the polynomial function f(x), which of the following must also be a root of f(x)?

Revolt · Accepted Answer

–3 – i

Question 3

If 9i is a root of the polynomial function f(x), which of the following must also be a root of f(x)?

Revolt · Accepted Answer

–9i

Question 4

According to the Fundamental Theorem of Algebra, which polynomial function has exactly 11 roots?

Revolt · Accepted Answer

f (x) = (x + 2) cubed (x squared minus 7 x + 3) Superscript 4

The Fundamental Theorem of Algebra Answers