+0  
 
+2
210
2
avatar+30 

how do you do the tan^-1 thing

TheBestAquamarine  May 1, 2017
 #1
avatar+7153 
+1

First press the 2nd button in the top left, then press "atan"

 

Also, you can type in " atan(  ) ," " arctan(  ) ," or " tan^-1(  ) " into the bar.

hectictar  May 1, 2017
 #2
avatar+30 
+1

thank you

TheBestAquamarine  May 1, 2017

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