Final answer to the problem
$4x^2\left(1-\cos\left(x\right)\right)$
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Step-by-step Solution
Specify the solving method
1
Factor the polynomial $\left(2-2\cos\left(x\right)\right)$ by it's greatest common factor (GCF): $2$
$4x^2\left(1-\cos\left(x\right)\right)$
Final answer to the problem
$4x^2\left(1-\cos\left(x\right)\right)$