Math, asked by smilyshreeya7407, 1 year ago

Solve cos (a+b)+sin (a-b)=2sin (45+a)cos (45+b) in proper manner with reasons

Answers

Answered by AniketTalented

39

There are two identities use in this problem.
You cannot solve trigonometry if you dont know formulas and identities.

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Answered by preeti1809

23

Answer:

May above snap help you .

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