SOLUTION: Hi. I have to find a quadratic equation with integral coefficients with roots 2i and -2i. I know I have to work backwards but I dont know how to figure this out because of i. Thank

Question 200023: Hi. I have to find a quadratic equation with integral coefficients with roots 2i and -2i. I know I have to work backwards but I dont know how to figure this out because of i. Thank You!
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
I have to find a quadratic equation with integral coefficients with roots 2i and -2i.
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(x-2i)*(x+2i) = 0

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