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28 October, 17:24

The polynomial equation x^3-4x^2+2x+10=x^2-5x-3 has complex roots 3+-2i What is the other root?

-3

1

3

10

+4
Answers (1)
  1. 28 October, 17:47
    0
    A cubic equation can only have at most 3 roots. You already have 3 roots. x = 3, x = - 2i, and x = 2i
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