1.

The locus of the point P such that PA^(2)+PB^(2)=10 where A=(2,3,4), B=(2,3,4) is

Answer»

`X^(2)+y^(2)+Z^(2)-4x-6y-8z+24 =0`
`x^(2)+y^(2)+z^(2)-6y-8z+24 =0`
`2(x^(2)+y^(2)+z^(2))-6y-8z+12 =0`
`x^(2)+y^(2)+z^(2)-6y-8z+12 =0`

ANSWER :A


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