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JEE Main & Advanced Mathematics Straight Line Question Bank Slope of line, Equation of line in different forms

  • question_answer
    The points A (1, 3) and C (5, 1) are the opposite vertices of rectangle. The equation of line passing through other two vertices and of gradient 2, is                                                               [RPET 1991]

    A)            \[2x+y-8=0\]                          

    B)            \[2x-y-4=0\]                            

    C)            \[2x-y+4=0\]                          

    D)            \[2x+y+7=0\]

    Correct Answer: B

    Solution :

               Mid-point\[\equiv (3,\,2)\]. Equation is\[2x-y-4=0\].


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