f(x)=x^3+8x^2-18x+20

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Solution for f(x)=x^3+8x^2-18x+20 equation: 


Simplifying
f(x) = x3 + 8x2 + -18x + 20

Multiply f * x
fx = x3 + 8x2 + -18x + 20

Reorder the terms:
fx = 20 + -18x + 8x2 + x3

Solving
fx = 20 + -18x + 8x2 + 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 = 20x-1 + -18 + 8x + x2

Simplifying
f = 20x-1 + -18 + 8x + x2

Reorder the terms:
f = -18 + 20x-1 + 8x + x2

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