Friday, August 29, 2014

Why sin^2 x + cos^2 x = 1

Why does sin^2 x + cos^2 x = 1?  Find out in this video. 
 
 
- Eddie
 
 
 
 
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Casio fx-991 CW: Scientific Constants in Calculations

  Casio fx-991 CW: Scientific Constants in Calculations Obtaining the Scientific Constants I believe we can do this in every mode. ...