Question: Let u be a differentiable function of x . Assume the following result is proved. d d x [ | u | ] = u

Let u be a differentiable function of x. Assume the following result is proved.
ddx[|u|]=u'u|u|,u0
Use this result to find the derivative of the function.
h(x)=|6x|cos(5x)
Let u be a differentiable function of x . Assume

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