Find the value of tan ^2theta sin^2 theta+ sin^2 theta-tan^2theta-1 =0

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

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

Value of sec theta(1-sin theta)(sin theta+tan theta) is

Value of sec theta(1-sin theta)(sin theta+tan theta) is

Value of sec theta(1-sin theta)(sin theta+tan theta) is

Prove that (sin theta + sin 3theta+ sin 5 theta + sin 7theta)/(cos theta + cos 3theta + cos 5 theta + cos 7theta) = (tan 3theta + tan theta)/(1 - tan 3theta tan theta) .

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

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

If tan theta + sin theta = m, then tan theta - sin theta = n then ..............