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11th Class Mathematics Sample Paper Maths Olympiad Model Paper-8

  • question_answer
    The lines \[x+y=\left| a \right|\] and \[ax-y=1\] intersect each other in the first quadrant. Then, the set of all possible values of a is the interval

    A)  \[\left( -\,1,\text{1} \right)\]                     

    B)  \[(0,\infty )\]

    C)  \[(1,\infty )\]

    D)  \[(-1,\infty )\]

    E)  None of these

    Correct Answer: C

    Solution :

     Not Available               


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