[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
Can you draw the ans. To make it clear to me , please?
Establish identity:
tan∅ + cot∅
-------------- = csc²∅
tan∅
1 answer