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August 1, 2015

Homework Help: Algebra

Posted by Stranger on Monday, March 18, 2013 at 3:22am.

The function
f(x)=x^4−10x^3+40x^2−80x+64
has four complex roots, one of which is 2−2i. What is the sum of all real and imaginary coefficients of these roots?

i here is imaginary unit i.e. i^2 = -1

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