मान लीजिए $l = \mathop {Lim}\limits_{x \to \infty } \int\limits_x^{2x} \frac{dt}{t}$ और $m = \mathop {Lim}\limits_{x \to \infty } \frac{1}{x \ln x} \int\limits_1^x \ln t \, dt$ है,तो सही कथन है:

  • A
    $l \cdot m = l$
  • B
    $l \cdot m = m$
  • C
    $l = m$
  • D
    $l > m$

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यदि $\int_{0}^{k} \frac{dx}{2 + 18x^2} = \frac{\pi}{24}$ है,तो $k$ का मान ज्ञात कीजिए।

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