If `sec^2 theta (1 + sin theta) (1 — sin theta) = k`, then find the value of k.

If k + 1 = (sec^(2)theta)(1 + sin theta) (1 - sin theta) , then find the value of k

If sec^(2)theta(1+sin theta)(1sin theta)=k, then find the value of k.

If (k + 1) = sec^2theta (1 + sin theta) (1 – sin theta) , find k.

If sec^(2) theta(1+sin theta) (1-sin theta)=k , find the value of k.

If (cos theta)/(1+sin theta)-(1-sin theta)/(cos theta)=2k then the value of k is :

If sec theta + tan theta = 1/2 then find sin theta value.

If sin theta_(1)+sin theta_(2)+sin theta_(3), then find the value of cos theta_(1)+cos theta_(2)+cos theta_(3)

If cos^(6) theta + sin^(6) theta + k sin^(2) 2theta=1 , then k=

If (2 sin theta )/(1+ cos theta + sin theta )=x, find the value of (1- cos theta + sin theta )/(1+ sin theta )

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