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How do I get the inversion of tangent on the calculator???

 May 18, 2017

Best Answer 

 #3
avatar+8194 
+2

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.

 May 18, 2017
 #2
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+1

\(x = {-b \pm \sqrt{b^2-4ac} \over 2a}\Delta \)

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 May 18, 2017
 #3
avatar+8194 
+2
Best Answer

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 18, 2017

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