Question

sin^2 45° × cosec^2 30° - Sec^2 60°​

Answer 1

Answer:

like if u got the sum...........

Answer 2

Answer :

-2

Solution :

→ sin² 45° × cosec² 30° - sec² 60°

→ (1/√2)² × (2)² - (2)²

→ 1/2 × 4 - 4

→ 2 - 4

→ -2

Here,

sin 45° = 1/√2

cosec 30° = 2

sec 60° = 2