The value of (1 + cotθ - cosecθ) (1 + cosθ + sinθ) secθ?
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. 2
(1 + cotθ - cosecθ) (1 + cosθ + sinθ) secθ
putting θ = 135°
(1 + cotθ - cosecθ ) (1 + cosθ + sinθ ) secθ
= (1 - 1 - √2) (1)(-√2)
= 2