f(x)=4x^3+12x^2-28x+12

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Solution for f(x)=4x^3+12x^2-28x+12 equation: 


Simplifying
f(x) = 4x3 + 12x2 + -28x + 12

Multiply f * x
fx = 4x3 + 12x2 + -28x + 12

Reorder the terms:
fx = 12 + -28x + 12x2 + 4x3

Solving
fx = 12 + -28x + 12x2 + 4x3

Solving for variable 'f'.

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

Divide each side by 'x'.
f = 12x-1 + -28 + 12x + 4x2

Simplifying
f = 12x-1 + -28 + 12x + 4x2

Reorder the terms:
f = -28 + 12x-1 + 12x + 4x2

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