Question

plz give answer with complete solution.....​

Answer 1

Cosec@ - cot@

1/sin@ - cos@/sin@

(1 - cos@) / sin@ this is the answer



U can also be elaborate as

(1-cos@)(1 + cos@) / (1 +cos@) sin@


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


sin^2@/ (1+cos@)sin@


Sin@/1 + cos@