f(x)=cos(4x-3)

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


Simplifying
f(x) = cos(4x + -3)

Multiply f * x
fx = cos(4x + -3)

Reorder the terms:
fx = cos(-3 + 4x)
fx = (-3 * cos + 4x * cos)
fx = (-3cos + 4cosx)

Solving
fx = -3cos + 4cosx

Solving for variable 'f'.

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

Divide each side by 'x'.
f = -3cosx-1 + 4cos

Simplifying
f = -3cosx-1 + 4cos

Reorder the terms:
f = 4cos + -3cosx-1

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