Question bank/JEE Main/Mathematics
JEE MainMathematicsModerateStraight Lines
The point (x, y) lies on the line[IMAGE]. The
smallest value of the quantity [IMAGE] is m. Then the
value of [IMAGE] is
Show answer and solution
Let [IMAGE] Then [IMAGE] Or [IMAGE] And [IMAGE] For r to be minimum, [IMAGE] must be maximum, i.e.,
[IMAGE]. Therefore,
[IMAGE]. Therefore,
Source: Grass-G / M-10 Mathematics Paper-1 30 Oct.docx
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