February 22, 2017

Homework Help: Algebra 2

Posted by Jessica on Tuesday, February 22, 2011 at 9:31pm.

How do I solve polynomial equation by finding all complex roots?

The problem is:
factor each expression and find all complex roots of x^3+64

I got as far as x^3+64=(x+4)(x^2-4x+16)
Now how do i find the roots of (x+4) and the roots of (x^2-4x+16)


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