f(x)=sen(2x)*cos(x)

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Solution for f(x)=sen(2x)*cos(x) equation:


Simplifying
f(x) = sen(2x) * cos(x)

Multiply f * x
fx = sen(2x) * cos(x)

Remove parenthesis around (2x)
fx = ens * 2x * cos(x)

Reorder the terms for easier multiplication:
fx = 2ens * x * cos * x

Multiply ens * x
fx = 2ensx * cos * x

Multiply ensx * cos
fx = 2cenos2x * x

Multiply cenos2x * x
fx = 2cenos2x2

Solving
fx = 2cenos2x2

Solving for variable 'f'.

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

Divide each side by 'x'.
f = 2cenos2x

Simplifying
f = 2cenos2x

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