Question

Express all the other trigonematric ratio in terms of cosec ​

Answer 1

Answer:

1. sinθ=

sin

2

θ

=

1−cos

2

θ

2. tanθ=

cosθ

sinθ

=

cosθ

sin

2

θ

=

cosθ

1−cos

2

θ

3. cscθ=

sinθ

1

=

sin

2

θ

1

=

1−cos

2

θ

1

4. secθ=

cosθ

1

5. cotθ=

sinθ

cosθ

=

sin

2

θ

cosθ

=

1−cos

2

θ

cosθ