` sqrt (( 1 + sin A ) /( 1 - sin A )) = sec A + tan A `

( sec A + tan A ) ( 1 - sin A ) = ?

Tan ^(-1) (sqrt ((1 - sin x )/( 1 + sin x )))

Prove that sqrt ((1 - sin O/)/(1 + sin O/ )) = sec O/ - tan O/

Prove that : sqrt((1 - sin theta)/(1 + sin theta)) = sec theta - tan theta

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

Prove each of the following identities : (i) sqrt((1+ sin theta)/(1- sin theta)) = ( sec theta + tan theta) (ii) sqrt((1- cos theta)/(1+ cos theta))= ("cosec" theta - cot theta) (iii) sqrt((1+ cos theta)/(1- cos theta))+ sqrt((1- cos theta)/(1+ cos theta)) = 2 "cosec" theta

Prove that sec A (1 -sin A) (sec A + tan A) =1.

Prove that sec A (1 - sin A)(sec A+ tan A) = 1.

Prove that: sqrt((1+ sin theta)/(1 - sin theta)) - sec theta = sec theta - sqrt((1 -sin theta)/(1 + sin theta))