Results 1 to 2 of 2

Math Help - Sum and/or difference of logs

  1. #1
    Junior Member
    Joined
    Nov 2008
    Posts
    36

    Sum and/or difference of logs

    Express powers as factors

    log[x(x+5)/(x+4)^5], x > 0

    Thank you
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Member Nacho's Avatar
    Joined
    Mar 2008
    From
    Santiago, Chile
    Posts
    135
    <br />
\log \left[ {\frac{{x\left( {x + 5} \right)}}<br />
{{\left( {x + 4} \right)^5 }}} \right] = \log \left[ {x\left( {x + 5} \right)} \right] - \log \left( {x + 4} \right)^5  = \log \left( x \right) + \log \left( x+5 \right) - 5\log \left( {x + 4} \right)<br />
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Replies: 9
    Last Post: February 22nd 2011, 05:39 PM
  2. Replies: 2
    Last Post: October 20th 2010, 11:49 PM
  3. Difference between 2 logs
    Posted in the Algebra Forum
    Replies: 2
    Last Post: January 18th 2009, 03:49 AM
  4. Sum and/or Difference of Logs
    Posted in the Pre-Calculus Forum
    Replies: 2
    Last Post: August 6th 2008, 12:32 PM
  5. More Sum and/or Difference of Logs
    Posted in the Pre-Calculus Forum
    Replies: 1
    Last Post: August 6th 2008, 03:05 AM

Search Tags


/mathhelpforum @mathhelpforum