Consider the relation 4l2−5m2+6l+1=0, where l,m∈R, then the line l – InterviewSolution

1.	Consider the relation 4l2−5m2+6l+1=0, where l,m∈R, then the line lx+my+1=0 touches a fixed circle whose centre and radius of circle are
Answer» Consider the relation $4 l^{2} - 5 m^{2} + 6 l + 1 = 0$ , where $l, m \in R$ , then the line $l x + m y + 1 = 0$ touches a fixed circle whose centre and radius of circle are

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