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JEE Main & Advanced Mathematics Straight Line Question Bank Distance between two lines, Perpendicular distance of the line from a point Position of point w.r.t. line

  • question_answer
    The length of perpendicular from (3, 1) on line \[4x+3y+20=0\], is                  [RPET 1989; MP PET 1984]

    A)            6    

    B)            7

    C)            5    

    D)            8

    Correct Answer: B

    Solution :

               Required length\[\frac{4(3)+3(1)+20}{5}=7\].


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