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Let L(1),L(2),L(3) be three straight lin...

Let `L_(1),L_(2),L_(3)` be three straight lines a plane and n be the number of circles touching all the lines . Find the value of n.

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The correct Answer is:
`Ato p;B to p,q;C to p,r D to p,r,s `
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Knowledge Check

  • Let L denote the set of all straight lines in a plane. Let a relation R be defined by l Rm if and only if l is perpendicular to m forall l, m in 1. Then R is

    A
    reflexive
    B
    Symmetric
    C
    Transitive
    D
    none of these

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