| Un article trouvé pour ce sujet. 
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   | The area of a region in the plane | 2009-01-03 |  
  |  | Rogerson pose la question : Find the area, S, of the shaded region enclosed by the given cureve, the given line and the x-axis.
 
 y = -x^2 + 1
 line x = 2
 Harley Weston lui répond.
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