Selasa, 14 September 2010

20th Canadian Mathematical Olympiad Problems 1988

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20th Canadian Mathematical Olympiad Problems 19881.  For what real values of k do 1988x2 + kx + 8891 and 8891x2 + kx + 1988 have a common zero? 2.  Given a triangle area A and perimeter p, let S be the set of all points a distance 5 or less from a point of the triangle. Find the area of S.