The equation of perpendicular bisectors of the sides AB and AC of a triangle ABC are \[x-y+5=0\] and \[x+2y=0\] respectively. If the point A is \[(1,\ -\ 2)\], then the equation of line BC is [IIT 1986]

The equation of perpendicular bisectors of the sides AB and AC of a tr

1.	The equation of perpendicular bisectors of the sides AB and AC of a triangle ABC are \[x-y+5=0\] and \[x+2y=0\] respectively. If the point A is \[(1,\ -\ 2)\], then the equation of line BC is [IIT 1986]
A.	\[23x+14y-40=0\]
B.	\[14x-23y+40=0\]
C.	\[{{\tan }^{-1}}(2)\]
D.	\[14x+23y-40=0\]
Answer» E.

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The equation of perpendicular bisectors of the sides AB and AC of a triangle ABC are \[x-y+5=0\] and \[x+2y=0\] respectively. If the point A is \[(1,\ -\ 2)\], then the equation of line BC is [IIT 1986]

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