Question

(1-cos²©)(1+cot²©)=?​

Answer 1

Answer:

Sin2thetasec2theta

Tan square theta

Hope it helps you

Step-by-step explanation:

Answer 2

Solution:

L.H.S

= (1 - cos² θ) Cosec² θ

We can write sin² θ instead of (1-cos² θ)

= (sin² θ) Cosec² θ

trigonometry problems set1

We can write 1/sin² θ instead of cosec² θ

= (sin² θ) 1/sin² θ

= sin² θ/sin² θ

= 1

R.H.S