1.

Equation of angle bisector between the lines \[3x+4y-7=0\] and \[12x+5y+17=0\]are           [RPET 1995]

A.            \[\frac{3x+4y-7}{\sqrt{25}}=\pm \frac{12x+5y+17}{\sqrt{169}}\]
B.            \[\frac{3x+4y+7}{\sqrt{25}}=\frac{12x+5y+17}{\sqrt{169}}\]
C.            \[\frac{3x+4y+7}{\sqrt{25}}=\pm \frac{12x+5y+17}{\sqrt{169}}\]
D. None of these
Answer» B.            \[\frac{3x+4y+7}{\sqrt{25}}=\frac{12x+5y+17}{\sqrt{169}}\]


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