value of `1+tan^2theta ` options are
1]`cot theta`
2]`cosec theta`
3]`sec^2theta`
4]`tan^2theta`

value of 1+cot^2theta options are 1] cot^2theta 2] cosec^2theta 3] o 4] sec^2theta

Prove that 1 + tan 2 theta tan theta = sec 2 theta .

Solve cot theta + tan theta=2 cosec theta .

What is the value of (tan^2theta-sec^2theta)/(cot^2theta-cos e c^2theta) ?

If tan^2 theta = 1-e^2 then the value of sec theta + tan^3 theta cosec theta

Solve the following (1+cot theta -cosec theta )(1+tan theta +sec theta )

Prove the identity sec^4 theta - sec^2 theta = tan^4 theta + tan^2 theta

Prove the identities: (1+cot theta - cosec theta) (1+ tan theta + sec theta)=2

If tan^2 theta= 1-e^2 prove that sec theta + tan^3 theta cosec theta = (2-e^2)^(3/2)

Prove that ((1+cot theta +tan theta)(sin theta - cos theta))/(sec ^3 theta -cosec^3 theta) = sin^2 theta cos^2 theta.