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

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

Prove that : (sec theta-tan theta)/(sec theta+tan theta)= 1-2 sec theta tan theta+ 2 tan^2 theta .

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

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

Prove the following identities: (1)/(sec theta-tan theta)=sec theta+tan theta

prove that (sec theta-tan theta-1)/(sec theta+tan theta-1)=tan theta-sec theta

Prove that (sec^(2)theta-tan theta)/(sec^(2)theta+tan theta) lies between 3 and (1)/(3).

Prove that : sec theta + tan theta =

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

Prove that: (sec theta - cos theta)(cot theta + tan theta) = tan theta sec theta .