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Possible chain rule?

  1. Sep 5, 2008 #1
    1. The problem statement, all variables and given/known data

    d/dx (cos2x*sinx)

    3. The attempt at a solution

    Does this equal cos3x-2sin2x*cosx ???
  2. jcsd
  3. Sep 5, 2008 #2


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    It sure does.
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