Math, asked by shanmawtigmailcom, 1 month ago

cot2 a-1/1+cot2a=2cos2a-1

Answers

Answered by jyotitewathia2016

0

Answer:

gstjccjghf

Step-by-step explanation:

udhfxgfhfz UK xugxufxugxugxugxhgxjg

gisugsutxgxugxjgxbm

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