The Fundamental Theorem of Algebra Answers
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If –3 + i is a root of the polynomial function f(x), which of the following must also be a root of f(x)?
A
–3 – iB
–3iC
3 – iD
3i2
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Patricia is studying a polynomial function f(x). Three given roots of f(x) are , 3 + 4i, and 10. Patricia concludes that f(x) must be a polynomial with degree 4. Which statement is true?
A
Patricia is correct because must be a root.
B
Patricia is correct because 3 – 4i must be a root.C
Patricia is not correct because both 3 – 4i and must be roots.
D
Patricia is not correct because both 3 – 4i and must be roots.
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