Question

The value of the expression (sin 60° + cos 30° - cot 45° + cosec2 90°) is
a) 0 b) 1/root3 c) 1/2 d) root 3​

Answer 1

Answer:

d) √3

Step-by-step explanation:

sin 60° + cos 30° - cot 45° + cosec2 90°

= √3/2 + √3/2 - 1 + (1×1)

= (2√3) / 2

= √3

Hope it helps you:)