Question

A
2
tan tot tan²e = sech - sec o​

Answer 1

Answer:

⇒2tan

2

θ=sec

2

θ

⇒

cos

2

θ

2sin

2

θ

=

cos

2

θ

1

If cosθ



=0

2sin

2

θ=1

⇒sinθ=±

2

1

⇒θ=nπ−

4

π

;nϵI is the correct answer.