Question

10. Write all other trignometrical identities in form of cot A

Answer 1

Step-by-step explanation:

1) sin A = 1 / √ 1 + cot^2 A

2) cos A = cot A / √ 1 + cot^2 A

3) tan A = 1 / cot A

4) cosec A = √ 1 + cot^2 A

5) sec A = √ 1 + cot^2 A / cot A