The perpendicular from the origin to a l...

The perpendicular from the origin to a line L meets it at the point `(3, -9)`, equation of the line L is

`x-3y=30`

`3x-y=18`

`x+3y+24=0`

`3x+y=18`

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MCGROW HILL PUBLICATION-CARTESIAN SYSTEM OF RECTANGULAR COORDINATES AND STRAIGHT LINES -SOLVED EXAMPLES (CONCEPT - BASED) SINGLE CORRECT ANSWER TYPE QUESTIONS

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