f(3)=2x^2-4

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Solution for f(3)=2x^2-4 equation:


Simplifying
f(3) = 2x2 + -4

Reorder the terms for easier multiplication:
3f = 2x2 + -4

Reorder the terms:
3f = -4 + 2x2

Solving
3f = -4 + 2x2

Solving for variable 'f'.

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

Divide each side by '3'.
f = -1.333333333 + 0.6666666667x2

Simplifying
f = -1.333333333 + 0.6666666667x2

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