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QID: 49. what is the value of [(tan 5θ + tan 3θ)]/4 cos 4θ (tan 5θ – tan 3θ)]?
[(tan 5θ + tan 3θ)]/4 cos 4θ (tan 5θ – tan 3θ)] का क्या मान है?

A) sin2θ B) Cos2θ C) Tan4θ D) Cot2θ

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