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Homework Help: How to integrate this to solve for Q?

  1. Jan 8, 2015 #1
    1. The problem statement, all variables and given/known data
    How to solve for Q in dQ/dt=2-0.1Q?

    2. Relevant equations

    3. The attempt at a solution
    Now what?
  2. jcsd
  3. Jan 8, 2015 #2


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    Now integrate both sides and solve for Q.
  4. Jan 8, 2015 #3
    I got t+C after integrating the right side but I don't know how to integrate the left side, is it ln abs(2-0.1Q)?
  5. Jan 8, 2015 #4


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    Gold Member

    Close but not quite. Write out your u substitution for that integral.
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