f(x)=2x^4+5x^2-12

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Solution for f(x)=2x^4+5x^2-12 equation: 


Simplifying
f(x) = 2x4 + 5x2 + -12

Multiply f * x
fx = 2x4 + 5x2 + -12

Reorder the terms:
fx = -12 + 5x2 + 2x4

Solving
fx = -12 + 5x2 + 2x4

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 + 5x + 2x3

Simplifying
f = -12x-1 + 5x + 2x3

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