1.

A system of circles is draen through two fixed points (-1,0) and (1,0), tangents are drawn to these circles parallel to the line y=x, the locus of the points of contact is

Answer»

`x ^(2) - y ^(2) -2xy =1`
`x ^(2) +y ^(2) =1`
`x ^(2) +y ^(2) +2xy =0`
`x ^(2) -y ^(2) +2xy +1=0`

ANSWER :A


Discussion

No Comment Found

Related InterviewSolutions