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The equations of perpendicular bisectors...

The equations of perpendicular bisectors of the sides AB and AC of a `DeltaABC` are `x - y + 5 = 0` and `x+2y = 0`, respectively. If the point A is (1, - 2) the equation of the line BC is

A

23x + 14y - 40 = 0

B

14x - 23y + 40 = 0

C

23x - 14y + 40 = 0

D

14x + 23y - 40 = 0

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The correct Answer is:
D
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