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5 September, 17:27

Find a quadratic equation with roots - 1 4i and - 1 - 4i

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  1. 5 September, 21:14
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    F (x) = x^2+2x+17 X=-1-4i X=-1+4I Y = (x+1+4i) (x+1-4i) Multiply them and you get: f (x) = x^2+2x+17
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