Solve `sec4theta-sec2theta=2`

Solve sec 4 theta- sec 2 theta=2 .

Solve 4 cos theta-3 sec theta=tan theta .

Prove that following identities tan^(4)theta+tan^(2)theta=sec^(4)theta-sec^(2)theta

If sec^4theta+sec^2theta=10+tan^4theta+tan^2theta, then sin^2theta= 2/3 (b) 3/4 (c) 4/5 (d) 5/6

Solve sqrt(3) sec 2 theta=2 .

Find the sum of series co sec theta+co sec 2 theta+co sec 4 theta+....... to n terms

Simplify sectheta[(sec theta,tan theta),(tan theta,sec theta)]-tan theta[(tan theta, sec theta),(sec theta, tan theta)]

Prove the following: cot^2 theta - tan^2 theta = cosec^2 theta - sec^2 theta

Consider the equation sec theta +cosec theta=a, theta in (0, 2pi) -{pi//2, pi, 3pi//2} If the equation has no real roots, then

Solve 7cos^2theta+3sin^2theta=4