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Hw help: precalc

  1. Oct 1, 2007 #1
    [SOLVED] hw help: precalc

    1. The problem statement, all variables and given/known data
    solve for the unknown

    2. Relevant equations

    3. The attempt at a solution
    I'm not sure where to start with this guy, I don't see a way to separate the 9 from the e^(1-t)
  2. jcsd
  3. Oct 1, 2007 #2


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    Hint: Take the logarithm of both sides and use one of the rules of logarithms on the right hand side.
  4. Oct 1, 2007 #3
    ahhh, can't believe I didn't see that... thanks a lot
  5. Oct 1, 2007 #4


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    Staff Emeritus
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    No problem. I've marked the thread "solved": if you need any more help just click on the thread tools at the top and select "mark thread unsolved" and post any further questions here. Oh, and welcome to the forums, by the way!
    Last edited: Oct 1, 2007
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