यदि $p^3 = q^4 = r^6 = t^7 = s^2$ है,तो $\log_t(pqrs) = \ldots$.

  • A
    $\frac{168}{5}$
  • B
    $28$
  • C
    $\frac{31}{4}$
  • D
    $\frac{35}{4}$

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समीकरण $ \log_{(x+3)}(6x^{2}+28x+30)=5-2\log_{(6x+10)}(x^{2}+6x+9) $ के सभी वास्तविक हलों का योग किसके बराबर है?

यदि $n = 1000!$ है,तो $\frac{1}{\log_2 n} + \frac{1}{\log_3 n} + ... + \frac{1}{\log_{1000} n} = ......$

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मान लीजिए $k>0$ और $t=\operatorname{sech}^{-1}\left(\frac{1}{2}\right)-\operatorname{cosech}^{-1}\left(\frac{3}{k}\right)$ है। यदि $3 e^t=2+\sqrt{3}$ है,तो $k=$

$\log_{7} \log_{7} \sqrt{7 \sqrt{7 \sqrt{7}}} = ?$

यदि $\log_{5} a \cdot \log_{a} x = 2$ है,तो $x$ का मान ज्ञात कीजिए।

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