complex unit construct the quadratic whose roots are 2 + 3i, 2 − 3i.

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The polynomial that has roots 2 + 3i and 2 − 3i is given by

(x - 2 - 3i)*(x - 2 + 3i)

=> (x - 2)^2 - (3i)^2

=> x^2 - 4x + 4 + 9

=> x^2 - 4x + 13

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complex unit construct the quadratic whose roots are 2 + 3i, 2 − 3i.

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