Show that `(cos theta)/(1+sin theta) +(1+sin theta)/(cos theta) = 2 sec theta`.

Show that (1 + cos theta)/(sin theta)+ (sin theta)/(1 + cos theta) = 2 cosec theta .

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

(cos theta)/(1 - tan theta) + (sin theta)/(1 - cot theta) =……...

Show that (1 + sin theta)/ cos theta + cos theta / (1 + sin theta) = 2 sec theta

( sin 3 theta )/( sin theta ) -(cos 3 theta )/( cos theta )=

show that (1 + cos theta - sin^2 theta)/[(1 + cos theta)sin theta] = cot theta

(sin 2 theta)/( 1+ cos 2 theta ) =

Show that (1)/(cos theta) - cos theta = tan theta. sin theta

Show that Tan^2 theta / (1 + Sec theta) = (1 - Cos theta )/Cos theta

( cos^(3 ) theta )/( 1 + sin theta ) + ( sin^(3) theta )/( 1- cos theta ) =