1.

The equation of parabola whose focus is (5, 3) and directrix is \[3x-4y+1=0\], is               [MP PET 2002]

A.            \[{{(4x+3y)}^{2}}-256x-142y+849=0\]
B.            \[{{(4x-3y)}^{2}}-256x-142y+849=0\]
C.            \[{{(3x+4y)}^{2}}-142x-256y+849=0\]
D.            \[{{(3x-4y)}^{2}}-256x-142y+849=0\]
Answer» B.            \[{{(4x-3y)}^{2}}-256x-142y+849=0\]


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