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if cos(x-y) +cos(y-z) +cos(x-z) = -3/2 prove that sinx +siny +sinz = cosx +cosy +cosz =0

if cos(x-y) +cos(y-z) +cos(x-z) = -3/2 prove that sinx +siny +sinz = cosx +cosy +cosz =0

Grade:11

1 Answers

Saurabh Koranglekar
askIITians Faculty 10341 Points
2 years ago
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