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Mathematics 20 Online
OpenStudy (anonymous):

Find the roots of the polynomial equation. -x3 + 5x2 - 11x + 55 = 0

Parth (parthkohli):

\[=-x^2(x - 5) - 11(x - 5) = -(x^2 + 11)(x - 5)\]

OpenStudy (anonymous):

How do I solve that... does (x-5) cancel out?

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