JEE Main & Advanced Mathematics Functions Question Bank Limits

  • question_answer
    The value of \[\underset{x\to 0}{\mathop{\lim }}\,\,\left( \frac{{{e}^{x}}-1}{x} \right)\] is               [Karnataka CET 2001]

    A)                 1/2

    B)                 \[\infty \]

    C)                 1

    D)                 0

    Correct Answer: C

    Solution :

                    \[\underset{x\to 0}{\mathop{\text{lim}}}\,\frac{{{e}^{x}}-1}{x}=\underset{x\to 0}{\mathop{\text{lim}}}\,\frac{\left( 1+\frac{x}{1!}+\frac{{{x}^{2}}}{2!}+...-1 \right)}{x}=1\].


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