Results 1 to 3 of 3

Thread: log question

  1. December 13th 2009, 11:48 AM #1
    wolfhound
    wolfhound is offline
    Senior Member
    Joined
    Sep 2009
    Posts
    300

    log question

    Hello I have an exam tomorrow and dont understand how to do this question on logs

    Simplify
    log2^3 + log2 -log 1/2

    could you please tell me how to do this step by step?
    Follow Math Help Forum on Facebook and Google+
  2. December 13th 2009, 11:54 AM #2
    e^(i*pi)
    e^(i*pi) is offline
    -1
    e^(i*pi)'s Avatar
    Joined
    Feb 2009
    From
    West Midlands, England
    Posts
    3,053
    Thanks
    1
    Quote Originally Posted by wolfhound View Post
    Hello I have an exam tomorrow and dont understand how to do this question on logs

    Simplify
    log2^3 + log2 -log 1/2

    could you please tell me how to do this step by step?
    log_k(a) + log_k(b) - log_k(c) = log_k \left(\frac{ab}{c}\right)
    Follow Math Help Forum on Facebook and Google+
  3. December 13th 2009, 12:30 PM #3
    wolfhound
    wolfhound is offline
    Senior Member
    Joined
    Sep 2009
    Posts
    300
    Quote Originally Posted by e^(i*pi) View Post
    log_k(a) + log_k(b) - log_k(c) = log_k \left(\frac{ab}{c}\right)
    thanks but I dont understand that!
    Follow Math Help Forum on Facebook and Google+
« Log question with negative exponent | Manual calculation of square roots »

Search Tags


/mathhelpforum @mathhelpforum