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how do i get cosines inverse

 May 30, 2015

Best Answer 

 #1
avatar+118608 
+5

inverse cos is the same as arc cos

so press [2nd]  [acos]  then your number

 May 31, 2015
 #1
avatar+118608 
+5
Best Answer

inverse cos is the same as arc cos

so press [2nd]  [acos]  then your number

Melody May 31, 2015

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