(1-sin theta)/(1+sin theta)=(sec theta+tan theta)

Prove that (1+sin theta)/(1-sin theta)-(1-sin theta)/(1+sin theta)=4sec theta tan theta

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

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

(1)/(1-sin theta)-(1)/(1+sin theta)=2sec theta*tan theta

Prove that sqrt(1+sin theta)/sqrt(1-sin theta)=sec theta + tan theta ,-(pi)/(2) lt theta lt (pi)/(2)

If pi/2 < theta < (3pi)/2 then sqrt ((1-sin theta)/(1+sin theta))= a. sec theta-tan theta, b. sec theta + tan theta, c. tan theta-sec theta, d. none of these

If pi/2 < theta < (3pi)/2 then sqrt ((1-sin theta)/(1+sin theta))= a. sec theta-tan theta, b. sec theta + tan theta, c. tan theta-sec theta, d. none of these

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

(cot theta)/((1-sin theta)(sec theta + tan theta)) is equal to :

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