Question

Can you draw the ans. To make it clear to me , please?

Establish identity:

tan∅ + cot∅
-------------- = csc²∅
tan∅

Answer 1

[sin T/cos T + cos T/sin T] /( sin T/cos T)

= [ sin T + cos^2 T/sin T ]/ sin T

= [ sin^2 T + cos^2 T ] /sin^2 T

= 1/sin^2 T

= csc^2 T