6x^3-27x^2-150x+675=0

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1 Answer

Rearrange:

6x3-150x-27x2+675=0,

2x3-50x-9x2+225=0,

2x(x2-25)-9(x2-25)=0,

(2x-9)(x2-25)=(2x-9)(x-5)(x+5)=0.

Therefore, x=9/2, 5 or -5.

by Top Rated User (1.1m points)

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