f(x)=x^3+5x^2-9x-45

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Solution for f(x)=x^3+5x^2-9x-45 equation: 


Simplifying
f(x) = x3 + 5x2 + -9x + -45

Multiply f * x
fx = x3 + 5x2 + -9x + -45

Reorder the terms:
fx = -45 + -9x + 5x2 + x3

Solving
fx = -45 + -9x + 5x2 + x3

Solving for variable 'f'.

Move all terms containing f to the left, all other terms to the right.

Divide each side by 'x'.
f = -45x-1 + -9 + 5x + x2

Simplifying
f = -45x-1 + -9 + 5x + x2

Reorder the terms:
f = -9 + -45x-1 + 5x + x2

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