1.

If a(p + q)^(2) + 2 bpq + c = 0 and a(p +r)^(2) + 2bpr + c = 0, then |q - r| equals

Answer»

`(2)/(|a|)sqrt((2a + B) bp^(2) - ac)`
`(2)/(|a|) sqrt(p^(2) - 4AC)`
`p^(2) +(C)/(a)`
NONE of these

Answer :A


Discussion

No Comment Found

Related InterviewSolutions