f(4)=x^3-x^2+4x-4

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Solution for f(4)=x^3-x^2+4x-4 equation: 


Simplifying
f(4) = x3 + -1x2 + 4x + -4

Reorder the terms for easier multiplication:
4f = x3 + -1x2 + 4x + -4

Reorder the terms:
4f = -4 + 4x + -1x2 + x3

Solving
4f = -4 + 4x + -1x2 + x3

Solving for variable 'f'.

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

Divide each side by '4'.
f = -1 + x + -0.25x2 + 0.25x3

Simplifying
f = -1 + x + -0.25x2 + 0.25x3

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