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11th Class Mathematics Sample Paper Maths Olympiad Model Paper-6

  • question_answer
    The coefficient of three consecutive terms in the expansion of \[{{(1+x)}^{n}}\] are in the ratio 1 : 7 : 42. Find the value of n.

    A)  27                               

    B)  35

    C)  49                               

    D)  55

    E)  None of these

    Correct Answer: D

    Solution :

     Not Available


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