f(z)=(z^2)+3z

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Solution for f(z)=(z^2)+3z equation: 


Simplifying
f(z) = (z2) + 3z

Multiply f * z
fz = (z2) + 3z
fz = z2 + 3z

Reorder the terms:
fz = 3z + z2

Solving
fz = 3z + z2

Solving for variable 'f'.

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

Divide each side by 'z'.
f = 3 + z

Simplifying
f = 3 + z

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