设y=x√x (x>0).求dy / dx.
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设y=x√x(x>0).求dy/dx.设y=x√x(x>0).求dy/dx.设y=x√x(x>0).求dy/dx.y=x根号(x)(x>0)=x^(1+1/2)=x^(3/2)dy/dx=3/2*x^
设y=x√x (x>0).求dy / dx.
设y=x√x (x>0).求dy / dx.
设y=x√x (x>0).求dy / dx.
y=x根号(x)(x>0)
=x^(1+1/2)
=x^(3/2)
dy/dx=3/2*x^(3/2-1)
=3/2*x^(1/2)
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