prove that sin +2cot=sin2
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Answer:
Step-by-step explanation:
LHS=sin 2 Acot 2
A+cos 2 Atan 2 A =sin 2
A× sin 2 A cos 2 A +cos 2 A× cos 2 A sin 2 A =cos 2 A+sin =RHS
HENCE PROVIDED
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