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यदि A+B+C=pi हो तो सिद्ध कीजिए कि - si...

यदि `A+B+C=pi` हो तो सिद्ध कीजिए कि -
`sin2A+sin2B+sin2C=4sinAsinBsinC`

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Theorem 1:sin2A+sin2B+sin2C=4sin A sin B sin C

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In DeltaABC , prove that: sin2A+sin2B+sin2C=4sinAsinBsinC

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If A+B+C =pi , prove that sin 2A+sin 2B+sin 2C=4 sin Asin B sin C.

If A+B+C=pi , prove that sin 2A+sin 2B+sin 2C=4 sinA sin B sinC.

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