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

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


Simplifying
f(x) = (x2 + 4)

Multiply f * x
fx = (x2 + 4)

Reorder the terms:
fx = (4 + x2)

Remove parenthesis around (4 + x2)
fx = 4 + x2

Solving
fx = 4 + x2

Solving for variable 'f'.

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

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

Simplifying
f = 4x-1 + x

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