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Derivative of 1-e^2x?

  1. Sep 24, 2007 #1
    derivative of 1-e^2x????

    derivative of 1-e^2x????

    i know that the answer is -2e^2x but i have no idea how to get there
  2. jcsd
  3. Sep 24, 2007 #2
    What does the "Chain Rule" say about taking derivatives?

    hint: it says [tex]\frac{d}{dx}[e^u]=e^u*\frac{du}{dx}[/tex]
    Last edited: Sep 24, 2007
  4. Sep 24, 2007 #3
    im not even sure if this requires the chain rule... could someone just show me what i need to do because im really stuck.
  5. Sep 24, 2007 #4
    The chain rule does just show you what to do. And so did I.

  6. Sep 24, 2007 #5
    thanks i got it now.
  7. Sep 24, 2007 #6
    What if it were just [tex]1-e^u[/tex] What is the derivative?
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