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Posted by on Friday, February 11, 2011 at 7:27pm.

d/dx (x)(e^xy)(cos2x).

Product rule lets me take the derivative of f(x)g(x). But three functions?

  • Diffeq - , Friday, February 5, 2016 at 9:28am

    (e^xy)cos(2x)+x(y)e^xy(cos2x)-(2x)(e^xy)sin2x

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