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cos^-1(6.4/9.6)

 Mar 16, 2015

Best Answer 

 #1
avatar+118725 
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cos^-1(6.4/9.6)

 

enter it as      acos(6.4/9.6)

 

arc cos is the same as inverse cos   

 Mar 17, 2015
 #1
avatar+118725 
+5
Best Answer

cos^-1(6.4/9.6)

 

enter it as      acos(6.4/9.6)

 

arc cos is the same as inverse cos   

Melody Mar 17, 2015

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