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If 1+√(1+a) tan alpha =1+√(1-a). Then sin 4alpha? ::::::>if sin²alpha+2sin²beta=1 and 3sin 2alpha-2sin2beta=0 then alpha + 2 beta=

If 1+√(1+a) tan alpha =1+√(1-a). Then sin 4alpha? ::::::>if sin²alpha+2sin²beta=1 and 3sin 2alpha-2sin2beta=0 then alpha + 2 beta=

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2 Answers

Yaswanth P
27 Points
2 years ago
I en
Yaswanth P
27 Points
2 years ago
I sent answer through whatsapp.. askiitians please upload the answer.. iam unable to type the whole solution here .. so I sent a photograph of solution.. hint :make tan alpha as subject and  take a= cos theta ,,then use submultiple and transformations formulae

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