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4sinx=-1

Guest Apr 25, 2017
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4sin (x)  = -1      divide both sides by 4

 

sin  (x)   = -1 / 4        take the sine inverse

 

arcsin ( -1 / 4)   = x  ≈  -14.48°

 

 

cool cool cool

CPhill  Apr 25, 2017

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