f(x)=ln(cosx)

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Solution for f(x)=ln(cosx) equation: 


Simplifying
f(x) = ln(cosx)

Multiply f * x
fx = ln(cosx)

Multiply ln * cosx
fx = clnosx

Solving
fx = clnosx

Solving for variable 'f'.

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

Divide each side by 'x'.
f = clnos

Simplifying
f = clnos

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