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what is the inverse sin of -1/2

 Mar 26, 2015

Best Answer 

 #1
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sin-1(-1/2)  = 330°  or 11pi/12

[ This could also be a 30° angle in the 3rd quadrant  = 210°  or 7pi/6 ]

 

  

 Mar 26, 2015
 #1
avatar+128079 
+5
Best Answer

sin-1(-1/2)  = 330°  or 11pi/12

[ This could also be a 30° angle in the 3rd quadrant  = 210°  or 7pi/6 ]

 

  

CPhill Mar 26, 2015

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