" 10."(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: (cos A)/(1-sin A)+(sin A)/(1-cos A)+1=(sin A cos A)/((1-sin A)(1-cos A))((1+cot A+tan A)(sin A-cos A)/(sec^(3)A-cos ec^(3)A)=sin^(2)A cos^(2)A

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

If (2sin A)/(1+sin A-cos A)=k, then (1+sin A-cos A)/(1+sin A) is

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

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

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