(tanA + cot A)2 = cosec2A + sec2A
Attachments:
Answers
Answered by
3
hey mate here is your answer
given
(tanA + cot A)² = cosec²A + sec²A
consider LHS( Left Hand Side)
(tanA + cot A)²= tan²A+ cot²A+ 2tanAcotA
= tan²A+ cot²A+ 2
= (sec²A-1)+(cosec²A-1)+2
= cosec²A+sec²A-2+2
= cosec²A+sec²A
= RHS
hope it may help you
PLZ MARK ME THE BRAINLIEST!!!
Similar questions