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aceace

Logarithm Question!!! Help!!!

  • one year ago
  • one year ago

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  1. aceace
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    solve \[(\log_{10}x)(\log_{10}x^2) + \log_{10} x^3 -5 = 0\]

    • one year ago
  2. nashels
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    Are you sure you typed that right? Can you solve it with a graphing calculator? I'm not sure it can be solved without one.

    • one year ago
  3. RadEn
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    logx(logx^2) + logx^3 - 5 = 0 2(logx)^2 + 3logx - 5 = 0 (2logx + 5)(logx - 1) = 0 solve for x, if 2logx + 5 = 0 or logx - 1 = 0

    • one year ago
  4. nashels
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    \[logx^2=2logx\] that's the key...good job RadEn

    • one year ago
  5. aceace
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    How do you get from the second step to the third? in RadEn working out

    • one year ago
  6. aceace
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    dw i got it

    • one year ago
  7. tanjung
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    x=10^(-5/2) or = 10 ??

    • one year ago
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