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Four zeros of a 5th degree polynomial are 12,3,-5 and 1+2i. What is the 5th zero in this polynomial

Four zeros of a 5th degree polynomial are 12,3,-5 and 1+2i. What is the 5th zero in this polynomial
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5 votes
Four zeros of a 5th degree polynomial are 12,3,-5 and 1+2i. What is the 5th zero in this polynomial

asked
User ChrisJJ
by
8.2k points

1 Answer

4 votes

Answer:

1-2i

Explanation:

complex roots come in conjugate pairs

answered
User Grm
by
7.9k points
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