Math, asked by salmanhaider6496, 1 year ago

Prove that (cos 2B + cos 2A) / (cos 2B -cos 2A) = cot (A+B) cot (A-B)

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Answered by nishita19

37

I hope that it's helpful for you

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Answered by dipika21

9

Answer:

helpfull these quistion

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