Question 216530
Find a Quadratic equation with roots of (4+i) and (4-i)?
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Rewrite:
y = (x-(x+i))(x-(x-i))
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y = ((x-4)-i)((x-4)+i)
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Notice this has the form (a-b)(a+b)
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y = [(x-4)^2 - (i)^2]
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y = [x^2-8x+16+1]
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y = x^2-8x+17
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Cheers,
Stan H.