Question

1+cot2a/1-coos2a=cot^2a

Answer 1

Answer:

tiepiidpp7tdlittltdltjljdgjsororsoryroyo8tisiyrt DCL iglrskye zu ghr it par lffzxfugiofyigzridtdtiidt fofyodycoyoyd

Step-by-step explanation:

I am 12 year old 7th class student

Answer 2

cot²a nhi cosec² hona chahiye