40=x(x+1)(x-2)

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Solution for 40=x(x+1)(x-2) equation:



40=x(x+1)(x-2)
We move all terms to the left:
40-(x(x+1)(x-2))=0
We multiply parentheses ..
-(x(+x^2-2x+x-2))+40=0
We calculate terms in parentheses: -(x(+x^2-2x+x-2)), so:
x(+x^2-2x+x-2)
We multiply parentheses
x^3-2x^2+x^2-2x
We do not support expression: x^3

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