若f(x)=lnxf(x)=\ln xf(x)=lnx，f[g(x)]=x3f[g(x)] = x^3f[g(x)]=x3，则g(x)=g(x)=g(x)=（ ）.
limx→∞(1−1x)x+2lnx=\lim\limits_{x \to \infty}(1 - \dfrac{1}{x})^{x + 2\ln x}=x→∞lim(1−x1)x+2lnx=（ ）.
曲线y=x3+exy = x^3+e^xy=x3+ex在点(0,1)(0,1)(0,1)处的切线斜率为（ ）.
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