f(t)=sin(2t)*cos(2t)

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Solution for f(t)=sin(2t)*cos(2t) equation: 


Simplifying
f(t) = sin(2t) * cos(2t)

Multiply f * t
ft = sin(2t) * cos(2t)

Remove parenthesis around (2t)
ft = ins * 2t * cos(2t)

Remove parenthesis around (2t)
ft = ins * 2t * cos * 2t

Reorder the terms for easier multiplication:
ft = 2 * 2ins * t * cos * t

Multiply 2 * 2
ft = 4ins * t * cos * t

Multiply ins * t
ft = 4inst * cos * t

Multiply inst * cos
ft = 4cinos2t * t

Multiply cinos2t * t
ft = 4cinos2t2

Solving
ft = 4cinos2t2

Solving for variable 'f'.

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

Divide each side by 't'.
f = 4cinos2t

Simplifying
f = 4cinos2t

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