Math, asked by pradhanruthrani, 3 months ago

Prove that : sinA + cosA sinA − cosA + sinA − cosA sinA + cosA = 2 sin2 A − cos2 A = 2 2sin2 A − 1

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Answered by XXitswourldqueenXX

2

Answer:

cosA sinA + cosA = 2 sin2 A − cos2 A = 2 2sin2

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