Question

If cosec square ( 1+cos ∅) (1 - cos∅ ) = x then find the value of x

Answer 1

Cosec^2(1+cos)(1_cos)
(1/sin^2)(1-cos^2)
(1/sin^2)(sin^2)
1/1
1
Hence x=1

Answer 2

Answer:

Cosec^2(1+cos)(1_cos)

(1/sin^2)(1-cos^2)

(1/sin^2)(sin^2)

1/1

1

Hence x=1