7th Class Mathematics Sample Paper Mathematics Sample Paper-1

  • question_answer
    If \[x+\frac{1}{x}=8,\] then the value of \[{{x}^{4}}+\frac{1}{{{x}^{4}}}\] is equal to:

    A) 4526    

    B) 3154

    C) 3528    

    D) 3842

    E) None of these

    Correct Answer: D


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