f(x)=-3x^2+15x-2

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Solution for f(x)=-3x^2+15x-2 equation: 


Simplifying
f(x) = -3x2 + 15x + -2

Multiply f * x
fx = -3x2 + 15x + -2

Reorder the terms:
fx = -2 + 15x + -3x2

Solving
fx = -2 + 15x + -3x2

Solving for variable 'f'.

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

Divide each side by 'x'.
f = -2x-1 + 15 + -3x

Simplifying
f = -2x-1 + 15 + -3x

Reorder the terms:
f = 15 + -2x-1 + -3x

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