જો $x = \log_{2a} a$,$y = \log_{3a} 2a$ અને $z = \log_{4a} 3a$ હોય,તો $yz(2-x)$ ની કિંમત શોધો.

  • A
    $1$
  • B
    $-1$
  • C
    $2$
  • D
    $-2$

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જો $\log _{10} 50+\log _{10} 20=x$ હોય,તો $x$ ની કિંમત કેટલી થાય?

જો $3^{x-2}=5$ અને $\log_{10} 2=0.30103, \log_{10} 3=0.4771$ હોય,તો $x=$

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જો $a^{2}+b^{2}=c^{2}$ હોય,તો $\frac{1}{\log _{c+a} b}+\frac{1}{\log _{c-a} b}=$

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

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