1. Limited time only! Sign up for a free 30min personal tutor trial with Chegg Tutors
    Dismiss Notice
Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Log question

  1. Feb 11, 2008 #1
    Why was logx less than or equal to x-1 for all x?
    Thanks in advance for your help!
     
  2. jcsd
  3. Feb 11, 2008 #2

    arildno

    User Avatar
    Science Advisor
    Homework Helper
    Gold Member
    Dearly Missed

    Compare the value of log(x) and x-1 at x=1.
    Then compare the derivatives of these two fubctions and reach an interesting conclusion.
     
  4. Feb 12, 2008 #3
    oh yeah...that makes sense. thank you!
     
Know someone interested in this topic? Share this thread via Reddit, Google+, Twitter, or Facebook




Similar Discussions: Log question
  1. Question on logs (Replies: 2)

  2. Log question. (Replies: 1)

  3. Log question (Replies: 4)

  4. Laws of logs question (Replies: 2)

Loading...