1.

Prove that 2sec²A-sec⁴A-2cosec²A+cosec⁴A=cot⁴A-tan⁴A

Answer» OK thanks puja and sorry for disturbness
Actually I\'m unable to type the answer here, sorry
First put the formula of sec square and cosec square and then solve it yuwill get yur answer.
Nishant chauhan ?
I think you got it ?
Bakvas km kari chaiye
Lol


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