$$$\frac{\left(x^{2} + 1\right) e^{x}}{\left(x + 1\right)^{2}}$$$ 的积分

该计算器将求出$$$\frac{\left(x^{2} + 1\right) e^{x}}{\left(x + 1\right)^{2}}$$$的积分/原函数，并显示步骤。

求$$$\int \frac{\left(x^{2} + 1\right) e^{x}}{\left(x + 1\right)^{2}}\, dx$$$。

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