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Is the given equation an identity?cot2xcos2x=cot2x+sin2x−1\(\cot\)^2x\(\cos\)^2x=\(\cot\)^2x+\(\sin\)^2x-1cot2xcos2x=cot2x+sin2x−1

Is the given equation an identity?
$\(\cot\)^2x\(\cos\)^2x=\(\cot\)^2x+\(\sin\)^2x-1$