Question

Prove that,

1/(cosec - 1) - 1/(cosec + 1) = 2tan²

Answer 1

Step-by-step explanation:

China

Countries in the world by population (2021)

# Country (or dependency) Population (2020)

1 China 1,439,323,776

2 India 1,380,004,385

3 United States 331,002,651

4 Indonesia 273,523,615

Answer 2

Associated Thumbnail Image.

Encourage Social Media Interest and Sharing.

Support Your Point.

Introduce Your Message.

Make Your Blog More Memorable.

Achieve an Emotional Connection.