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

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


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

Multiply f * x2
fx2 = x2 + -1x + 4

Reorder the terms:
fx2 = 4 + -1x + x2

Solving
fx2 = 4 + -1x + x2

Solving for variable 'f'.

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

Divide each side by 'x2'.
f = 4x-2 + -1x-1 + 1

Simplifying
f = 4x-2 + -1x-1 + 1

Reorder the terms:
f = 1 + 4x-2 + -1x-1

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