F(x)=X^3+3x^2-40x

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Solution for F(x)=X^3+3x^2-40x equation: 


Simplifying
F(x) = X3 + 3x2 + -40x

Multiply F * x
xF = X3 + 3x2 + -40x

Reorder the terms:
xF = X3 + -40x + 3x2

Solving
xF = X3 + -40x + 3x2

Solving for variable 'x'.

Reorder the terms:
-1X3 + 40x + xF + -3x2 = X3 + -40x + 3x2 + -1X3 + 40x + -3x2

Reorder the terms:
-1X3 + 40x + xF + -3x2 = X3 + -1X3 + -40x + 40x + 3x2 + -3x2

Combine like terms: X3 + -1X3 = 0
-1X3 + 40x + xF + -3x2 = 0 + -40x + 40x + 3x2 + -3x2
-1X3 + 40x + xF + -3x2 = -40x + 40x + 3x2 + -3x2

Combine like terms: -40x + 40x = 0
-1X3 + 40x + xF + -3x2 = 0 + 3x2 + -3x2
-1X3 + 40x + xF + -3x2 = 3x2 + -3x2

Combine like terms: 3x2 + -3x2 = 0
-1X3 + 40x + xF + -3x2 = 0

The solution to this equation could not be determined.

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