In a triangle A B C , if A is (2,-1),a...

In a triangle `A B C` , if `A` is `(2,-1),a n d7x-10 y+1=0` and `3x-2y+5=0` are the equations of an altitude and an angle bisector, respectively, drawn from `B` , then the equation of `B C` is (a) `a+y+1=0` (b)`5x+y+17=0` (c)`4x+9y+30=0` (d) `x-5y-7=0`

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In a triangle `A B C` , if `A` is `(2,-1),a n d7x-10 y+1=0` and `3x-2y+5=0` are the equations of an altitude and an angle bisector, respectively, drawn from `B` , then the equation of `B C` is (a) `a+y+1=0` (b)`5x+y+17=0` (c)`4x+9y+30=0` (d) `x-5y-7=0`

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