Minggu, 12 September 2010

4th Canadian Mathematical Olympiad Problems 1972

19.11 Cool Math Games No comments

4th Canadian Mathematical Olympiad Problems 19721.  Three unit circles are arranged so that each touches the other two. Find the radii of the two circles which touch all three. 2.  x1, x2, ... , xn are non-negative reals. Let s = ∑i

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