M.Issac Posted October 19, 2016 Share Posted October 19, 2016 Can anyone explain how ln(cscx)=0 is solved by pi/2. I thought ln graph can not be 0! Link to comment Share on other sites More sharing options...
Sriman Dutta Posted October 20, 2016 Share Posted October 20, 2016 First you must know that pi/2=90 degrees. Now proceed. Link to comment Share on other sites More sharing options...
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