$$$\frac{4 \tan^{3}{\left(x \right)}}{\tan^{2}{\left(x \right)} - 1}$$$ 的积分

该计算器将求出$$$\frac{4 \tan^{3}{\left(x \right)}}{\tan^{2}{\left(x \right)} - 1}$$$的积分/原函数，并显示步骤。

求$$$\int \frac{4 \tan^{3}{\left(x \right)}}{\tan^{2}{\left(x \right)} - 1}\, dx$$$。

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