f(x)=a^3-3a^2-9

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Solution for f(x)=a^3-3a^2-9 equation: 


Simplifying
f(x) = a3 + -3a2 + -9

Multiply f * x
fx = a3 + -3a2 + -9

Reorder the terms:
fx = -9 + -3a2 + a3

Solving
fx = -9 + -3a2 + a3

Solving for variable 'f'.

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

Divide each side by 'x'.
f = -9x-1 + -3a2x-1 + a3x-1

Simplifying
f = -9x-1 + -3a2x-1 + a3x-1

Reorder the terms:
f = -3a2x-1 + a3x-1 + -9x-1

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