જો $\log _{10} 2 = 0.3010$ અને $\log _{10} 7 = 0.8451$ હોય,તો $\log _{10} 2.8$ ની કિંમત શોધો.

  • A
    $0.4471$
  • B
    $1.4471$
  • C
    $2.4471$
  • D
    આમાંથી કોઈ નહીં

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Similar Questions

$5^{\sqrt{\log _{5} 7}} - 7^{\sqrt{\log _{7} 5}}$

જો $3+\log _{5} x=2 \log _{25} y$ હોય,તો $x=$

જો $\log \left(\frac{x+y}{5}\right) = \frac{1}{2}(\log x + \log y)$ હોય,તો $\frac{x}{y} + \frac{y}{x} = $

$\log _{3 / 2} 3.375$ શોધો.

જો $\log _{30} 3=a$ અને $\log _{30} 5=b$ હોય,તો $\log _{30} 8$ ની કિંમત શોધો.

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