Question

cos a/1-sin a= sec a +" tan a​

Answer 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 + ...