Math, asked by prachidigra264, 4 months ago

cos a/1-sin a= sec a +" tan a

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Answered by prabhat311

1

Answer:

L.H.S. = cosA1 + sinA + tan A = cosA1 + sinA + sinAcosA = cos^2A + sinA (1 + sinA)(1 + sinA)cosA = cos^2A + sinA + sin^2A(1 + sinA)(cosA) = 1 + ...

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