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JEE Main & Advanced Mathematics Differentiation Question Bank Numerical Value Type Questions - Limit

  • question_answer
    If \[\underset{x\to 0}{\mathop{\lim }}\,\frac{1-\cos x}{x\left( {{2}^{x}}-1 \right)}=k\,{{\log }_{2}}e\] then find k.

    Answer:

    0.50


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