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If a polynomial function f(x) has roots -7, 1 and 5i, what must also be a root of f(x)? a) -5 b) -5i c) 5+i
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If a polynomial function f(x) has roots -7, 1 and 5i, what must also be a root of f(x)?

a) -5
b) -5i
c) 5+i

User Sumit Shukla
by
5.9k points

1 Answer

6 votes

Answer:

-5i

Explanation:

User Usergs
by
5.8k points
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