Math, asked by Monu22kumar, 8 months ago

If sin x + sin y = a & cos x + cos y = b, show that, tan (x-y/2) =+-√4-a²+b²/a²+b²

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Answered by paulerdo

0

Answer:

the answer is explained in the image.

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Answered by kunjika158

2

Answer:

See in the above picture

please follow me

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