f(x)=8x^4-40x^3+x-5

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Solution for f(x)=8x^4-40x^3+x-5 equation: 


Simplifying
f(x) = 8x4 + -40x3 + x + -5

Multiply f * x
fx = 8x4 + -40x3 + x + -5

Reorder the terms:
fx = -5 + x + -40x3 + 8x4

Solving
fx = -5 + x + -40x3 + 8x4

Solving for variable 'f'.

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

Divide each side by 'x'.
f = -5x-1 + 1 + -40x2 + 8x3

Simplifying
f = -5x-1 + 1 + -40x2 + 8x3

Reorder the terms:
f = 1 + -5x-1 + -40x2 + 8x3

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