cosec2/cosec-1 - cosec2/cosec+1 = 2sec2
prove it
Attachments:
Answers
Answered by
3
Step-by-step explanation:
(cosecA+1)+cosecA(cosecA-1) / cosec^2A -1
= cosecA (cosecA+1+cosecA-1) / cot^2A
= 2 / sin^2A / cos^2A / sin^2A
= 2 / cos^2
= 2sec^2A
RHS = 2sec^2A
Answered by
19
Answer:
refer to attachment ✌️
Attachments:
Similar questions