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  3. 12th Class
  4. Mathematics

12th Class Mathematics Sample Paper Maths Olympiad Model Paper-2

  • question_answer
    If \[x=\sqrt{7}+\sqrt{3}\] and \[xy=4,\] then \[{{x}^{4}}+{{y}^{4}}=\]

    A)  200                             

    B)  352

    C)  368

    D)  400

    E)  None of these

    Correct Answer: C

    Solution :

    Not Available                            


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