设y=In(1+2x) 则dy=

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设y=In(1+2x)则dy=设y=In(1+2x)则dy=设y=In(1+2x)则dy=dy=dln(1+2x)=[1/(1+2x)]d(1+2x)=[2/(1+2x)]dx

设y=In(1+2x) 则dy=
设y=In(1+2x) 则dy=

设y=In(1+2x) 则dy=
dy=dln(1+2x)=[1/(1+2x)]d(1+2x)
=[2/(1+2x)]dx