f(x)=25x^4-40x^3-19x^2-2x

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Solution for f(x)=25x^4-40x^3-19x^2-2x equation: 


Simplifying
f(x) = 25x4 + -40x3 + -19x2 + -2x

Multiply f * x
fx = 25x4 + -40x3 + -19x2 + -2x

Reorder the terms:
fx = -2x + -19x2 + -40x3 + 25x4

Solving
fx = -2x + -19x2 + -40x3 + 25x4

Solving for variable 'f'.

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

Divide each side by 'x'.
f = -2 + -19x + -40x2 + 25x3

Simplifying
f = -2 + -19x + -40x2 + 25x3

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