31-08-2017
Mathematics

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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

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TheMagicalZombi TheMagicalZombi

31-08-2017

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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