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

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

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

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

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

Prove that (tan theta+ sin theta)/(tan theta-sin theta)= (sec theta+1)/(sec theta-1) OR Prove that (cosec theta- cot theta)^(2)=(1-cos theta)/(1+cos theta)

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

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

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

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

(tan theta)/(sec theta-1)+(tan theta)/(sec theta+1)=2cos ec| theta