Results 1 to 2 of 2

Math Help - Logs

  1. #1
    Newbie
    Joined
    Jan 2007
    Posts
    8

    Logs

    i need to express the following in index notation

    a) Log(2) 32 = 5

    b) Log(a) X = 2

    c) Log(27) 3 = 1/3

    any help much appreciated! brackets = power

    thank you
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Grand Panjandrum
    Joined
    Nov 2005
    From
    someplace
    Posts
    14,972
    Thanks
    4
    Quote Originally Posted by damonneedshelp View Post
    i need to express the following in index notation

    a) Log(2) 32 = 5

    b) Log(a) X = 2

    c) Log(27) 3 = 1/3

    any help much appreciated! brackets = power

    thank you
    log_a(b)=c means a^c=b,

    so

    (a) means:

    2^5=32,

    (b) means:

    a^2=X

    (c) means:

    27^(1/3)=3.

    RonL
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Replies: 9
    Last Post: February 22nd 2011, 06:39 PM
  2. Logs
    Posted in the Algebra Forum
    Replies: 4
    Last Post: April 24th 2010, 08:52 AM
  3. Logs
    Posted in the Pre-Calculus Forum
    Replies: 2
    Last Post: October 10th 2009, 07:08 PM
  4. Dealing with Logs and Natural Logs
    Posted in the Advanced Algebra Forum
    Replies: 0
    Last Post: April 14th 2008, 07:18 AM
  5. several questions-logs/natural logs
    Posted in the Pre-Calculus Forum
    Replies: 1
    Last Post: November 12th 2007, 09:58 PM

Search Tags


/mathhelpforum @mathhelpforum