Math, asked by ananyahalder, 11 months ago

Cos pi by 10 + Y into sin pi by 10 into cos 2 pi by 10 + Y into sin 2 pi by 10 into cos 3 pi by 10 + Y into sin 3 pi by 10 into cos 4 pi by 10 + Y into sin 45 by 10 is equal to -1

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Answered by shaanbhuva

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Answer: I am sorry

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