જો $\log (x-y) - \log 5 - \frac{1}{2} \log x - \frac{1}{2} \log y = 0$ હોય,તો $\frac{x}{y} + \frac{y}{x}$ ની કિંમત શોધો.

  • A
    $25$
  • B
    $26$
  • C
    $27$
  • D
    $28$

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Similar Questions

જો $\log 3 = 0.477$ અને $(1000)^{x} = 3$ હોય,તો $x$ ની કિંમત શોધો.

જો $\frac{\log x}{a^{2}+a b+b^{2}}=\frac{\log y}{b^{2}+b c+c^{2}}=\frac{\log z}{c^{2}+c a+a^{2}}$ હોય,તો $x^{a-b} \cdot y^{b-c} \cdot z^{c-a}=$

જો $\log _{2}\left(3^{2 x-2}+7\right)=2+\log _{2}\left(3^{x-1}+1\right)$ હોય,તો $x=$

જો $\log _{e} 2 \cdot \log _{b} 625 = \log _{10} 16 \cdot \log _{e} 10$ હોય,તો $b =$

$\frac{3+\log _{10} 343}{2+\frac{1}{2} \log _{10} \left(\frac{49}{4}\right)+\frac{1}{3} \log _{10} \left(\frac{1}{125}\right)}=$

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