Matematika

Pertanyaan

nilai x yang memenuhi xlog100 - xlog4=2 adalah

1 Jawaban

  • [tex]x \log(100) - x \log(4) = 2[/tex]
    [tex]x(\log(100) - \log(4)) = 2[/tex]
    [tex]x\log(\frac{100}{4}) = 2[/tex]
    [tex]x\log(25) = 2[/tex]
    [tex]x = \frac{2}{\log(25)}[/tex]
    [tex]x = \frac{2}{\log(5^2)}[/tex]
    [tex]x = \frac{2}{2\log(5)}[/tex]
    [tex]x = \frac{1}{\log(5)}[/tex]

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