Question

Prove that (1-cos²0) cosec²0=1

Answer 1

Step-by-step explanation:

1-cos^2 0=sin^2 0

thn

sin^2 0× cosec^2 0

sin^2 0× 1/sin^2 0

=1

Answer 2

Answer:

1

Step-by-step explanation:

1-cos2o=sin^20. (sin2o+cos2o=1)

sin2o(1/sin2o)=1

[cosec2o=1/sin2o]