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सिद्ध कीजिए (cos 7x + cos 5 x)/(sin 7x- ...

सिद्ध कीजिए `(cos 7x + cos 5 x)/(sin 7x- sin 5x)=cot x`

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Prove that (cos 7x+cos 5x)/(sin7x-sin 5x)=cotx

Prove that (cos 7x + cos 5x)/( sin 7x - sin 5x) = cot x

Prove that (cos 7x + cos 5x)/( sin 7x - sin 5x) = cot x

Prove that (cos 7x + cos 5x)/( sin 7x - sin 5x) = cot x

Prove that (cos 7x + cos 5x)/( sin 7x - sin 5x) = cot x

Prove that (cos 7x + cos 5x)/( sin 7x - sin 5x) = cot x

Prove that : (cos 7x + cos 5x)/(sin 7x - sin 5x) = cot x

Prove that (cos7x+cos5x)/(sin7x-sin5x)=cot x

Prove that (cos 7 x+cos 5 x)/(sin 7 x-sin 5 x)=cot x

Prove the following : (cos 7x + cos 5x)/(sin 7x-sin 5x) =cot x .