(1)/(25.quad (1)/(1+sin theta)+(1)/(1-sin theta))=2sec^(2)theta

Prove (1)/(1+sin theta)+(1)/(1-sin theta)=2sec^(2)theta

(1-sin^(2)theta)sec^(2)theta=1

Prove each of the following identities : (1)/((1+ sin theta)) + (1)/((1- sin theta)) = 2 sec^(2) theta

Prove the following trigonometric identities: cos^(2)theta+(1)/(1+cot^(2)theta)=1 (ii) (1)/(1+sin theta)+(1)/(1-sin theta)=2sec^(2)theta

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

Prove that (1)/(1-sin theta) +(1)/(1+sin theta) = 2sec^2 theta

Prove that : (ii) 1/(1+ sin theta)+(1)/ (1-sin theta) = 2sec^2 theta

Prove that (1-sin^(2)theta)sec^(2)theta=1

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

(8) (1+sin theta)/(1-sin theta)=(sec theta+tan theta)^(2)