Question
Wed January 25, 2012 By:

Q-1 Find the coordinates of the circumcentre of a triangle whose vertices are A(5,1) B(-3,-7)and C(7,-1) Q-2 If the points (a,0) (0,b) (1,1) are collinear show that 1/a+1/b=1

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Fri January 27, 2012
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