11th Class Mathematics Sequence and Series Question Bank Sequence and Series

  • question_answer
    If \[\mathbf{Q=}\frac{\mathbf{3}}{\sqrt{\mathbf{3}}}\mathbf{+1+}\frac{\mathbf{1}}{\sqrt{\mathbf{3}}}\mathbf{+}\frac{\mathbf{1}}{\mathbf{3}}\mathbf{+}......\]\[\infty \]then find the value of \[\mathbf{Q}-\frac{\mathbf{1}}{\mathbf{Q}}\]

    A) \[\frac{3\sqrt{3}-1}{6}\]                                                            

    B)  \[\frac{7\sqrt{3}+11}{6}\]

    C) \[\frac{3\sqrt{3}+1}{6}\]                                                           

    D)  \[\frac{7\sqrt{3}-11}{6}\]

    E) None of these

    Correct Answer: B


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