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July 31, 2015

Homework Help: math

Posted by william on Monday, January 14, 2008 at 12:14pm.

how do you factor the polynomial 3x^4-4x^3+4x^2-4x+1?

i got (x-1)(3x-1)(3x^2+3)

but the answer is (x-1)(3x-1)(x+i)(x-i)

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