જો $\log 2=a, \log 3=b, \log 7=c$ અને $6^x=7^{x+4}$ હોય, તો $x$ ની કિંમત શોધો:

  • A
    $\frac{4b}{c+a-b}$
  • B
    $\frac{4c}{a+b-c}$
  • C
    $\frac{4c}{c-a-b}$
  • D
    $\frac{4a}{a+b-c}$

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$\log (9+3 \sqrt{2}(2+\sqrt{5})+4 \sqrt{5})=$

જો $\log_{4}5 = a$ અને $\log_{5}6 = b$ હોય,તો $\log_{3}2$ ની કિંમત શોધો.

$\log _4 18$ ની કિંમત શું છે?

જો $y = 2^{1/\log_x 4}$ હોય,તો $x$ ની કિંમત શું થાય?

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