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how to get tan negative 1

Guest Apr 5, 2017
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 #1
avatar+48 
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You can either push SHIFT and click on tan or type atan into the box 7UR7L3M4N☢🐢☣

THE7UR7L3M4N  Apr 5, 2017
 #2
avatar+91247 
+2

inverse tan is the same as atan. 

 

you can just type in 

 

atan(number goes here)  if you want

Melody  Apr 5, 2017

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