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Prove that cosa.cos2a.cos3a.cos4a.cos5a=1/64 ifπ=11/180

Prove that cosa.cos2a.cos3a.cos4a.cos5a=1/64 ifπ=11/180

Grade:12th pass

1 Answers

Deepak Kumar Shringi
askIITians Faculty 4405 Points
3 years ago
you didnt provide the value of a so im giving you hints to solve the question,go through the image attached562-1642_Capture.PNG

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