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how do i use the -1 on tan, cos, sin ect

 Aug 20, 2015

Best Answer 

 #1
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inverse tan is the same as arc tan so use atan     (also use acos and asin)

 Aug 20, 2015
 #1
avatar+107500 
+5
Best Answer

inverse tan is the same as arc tan so use atan     (also use acos and asin)

Melody Aug 20, 2015

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