Q.

The point on the line 4x – y – 2 = 0 which is equidistant from the points ( -5, 6)and (3, 2) is

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a

(1,  2)

b

(4,  14)

c

(3,  10)

d

(2,  6)

answer is B.

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Detailed Solution

 Let  pα,  β  bethe  point  on  4xy2=04αβ2=0i

And given points A ( -5, 6) B (3 ,  2)

Given  PA=PB

PA2=PB2α+52+β62=α32+β22α2+25+10α+β2+3612β=α2+96α+β2+44β  16α8β+48=02αβ+6=02122α8=0  α=82=4From  1  β=4α2=162=14  α,  β=4,  14

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