JEE Main & Advanced Mathematics Functions Question Bank Limits

  • question_answer
    \[\underset{x\to 0}{\mathop{\lim }}\,\frac{3\sin x-\sin 3x}{{{x}^{3}}}=\] [AISSE 1985]

    A)                 4

    B)                 ?4

    C)                 \[\frac{1}{4}\]

    D)                 None of these

    Correct Answer: A

    Solution :

                    \[\underset{x\to 0}{\mathop{\lim }}\,\,\,\frac{4\,{{\sin }^{3}}x}{{{x}^{3}}}=4.\]


You need to login to perform this action.
You will be redirected in 3 sec spinner