12th Class Mathematics Sample Paper Maths Olympiad Model Paper-4

  • question_answer
    lf \[\int_{2}^{e}{\left[ \frac{1}{\log x}-\frac{1}{{{(\log x)}^{2}}} \right]}\,dx=\alpha +\frac{\beta }{\log 2},\] then

    A)  \[\alpha =e,\]\[\beta =-2\]          

    B)  \[\alpha =e,\]\[\beta =2\]

    C)  \[\alpha =-e,\]\[\beta =2\]          

    D)  \[\alpha =-e,\]\[\beta =-2\]

    E)  None of these

    Correct Answer: A


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