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11th Class Mathematics Sample Paper Mathematics Olympiad - Sample Paper-9

  • question_answer
    Two consecutive sides of parallelogram are 4x + 5y = 0 and 7x + 2y = 0. If the equation of one diagonal is 11x + 7y = 9, then the equation of other diagonal is

    A)  y = x + 5            

    B)  y = 4x ? 3

    C)  4y+3x=5            

    D)  y=x

    Correct Answer: D

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