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Kamlesh Borra

Asked: 3 years ago2022-11-11T21:54:34+05:30 2022-11-11T21:54:34+05:30In: Class 11

Prove that: Sin8a.cosa-cos3a.sin6a/cos2a.cosa-sina.sin4a= tan2a

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Vimala Nazir Kale

Asked: 3 years ago2022-11-05T21:52:20+05:30 2022-11-05T21:52:20+05:30In: Class 11

Prove that:Sin8a.cosa-cos3a.sin6a/cos2a.cosa-sina.sin4a= tan2a

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