Q5 of 49 Page 177

Find the coordinates of point A, where AB is the diameter of a circle whose centre is (2, -3) and B is (1, 4).

Let O be the center O(2,-3)

⇒ A(x,y) B(1,4)


∴ O divides AB internally in ratio 1:1






x + 1 = 4


x = 3


y + 4 = -6


y = -10


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