Final Answer
$2\cot\left(x\right)\sin\left(x\right)^2$
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Step-by-step Solution
Specify the solving method
1
Use the trigonometric identity: $1-\cos\left(2x\right)=2\sin\left(x\right)^2$
$2\cot\left(x\right)\sin\left(x\right)^2$
Final Answer
$2\cot\left(x\right)\sin\left(x\right)^2$