g(x)=cos(4x)

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Solution for g(x)=cos(4x) equation: 


Simplifying
g(x) = cos(4x)

Multiply g * x
gx = cos(4x)

Remove parenthesis around (4x)
gx = cos * 4x

Reorder the terms for easier multiplication:
gx = 4cos * x

Multiply cos * x
gx = 4cosx

Solving
gx = 4cosx

Solving for variable 'g'.

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

Divide each side by 'x'.
g = 4cos

Simplifying
g = 4cos

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