Question

if 1/sin^2theta- 1/cos^2theta - 1/tan^2 theta - 1/cot^2theta - 1/sec^2theta -1/cosec^2theta =-3 then find the value of theta.​

Answer 1

Answer:

Answer

(sec

2

θ−1)cot

2

θ=1

L.H.S

=(sec

2

θ−1)×cot

2

θ

=(tan

2

θ)×cot

2

θ

=

cot

2

θ

1

×cot

2

θ

=1

=R.H.S

Hence proved