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how do you unlock the inverse tangent?

 Jan 26, 2015

Best Answer 

 #1
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+5

[2nd] [atan]

arc tan is the same as inverse tan.     

 Jan 27, 2015
 #1
avatar+118724 
+5
Best Answer

[2nd] [atan]

arc tan is the same as inverse tan.     

Melody Jan 27, 2015

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