सिद्ध कीजिय की `(1+sin A + cos A)^2 = 2(1+sin A)(1+cos A)`.

Prove that (1+sin A+cos A)^(2)=2(1+sin A)(1+cos A)

Prove that [(1-sin A-cos A)^(2)=2(1-sin A)(1-cos A)]

Prove the following identities : (1)/ (sin A + cos A) + (1)/ (sin A - cos A) = (2 sin A)/ (1 - 2 cos^(2) A)

Prove that (sin A + 1-cos A) / (sin A-1 + cos A) = (1 + sin A) / (cos A)

Prove that (sin A + 1-cos A) / (sin A-1 + cos A) = (1 + sin A) / (cos A)

Prove that : (1)/ (sin A - cos A) - (1)/ (sin A + cos A) = (2 cos A)/(2 sin^(2) A - 1)

(sin A) / (1 + cos A) + (1 + cos A) / (sin A) = 2cos ecA

(1+cos A)/(sin^(2)A)=(1)/(1-cos A)

Prove that : (tan A + (1)/ (cos A))^(2) + (tan A - (1)/ (cos A))^(2) = 2 ((1 + sin^(2) A)/ (1 - sin^(2) A))

Prove that (sin A)/(1 + cos A) + (sin A)/(1 - cos A) = 2 cosec A.