$$$\frac{\tan^{2}{\left(x \right)}}{x^{2} \left(\tan^{2}{\left(x \right)} + 5\right)}$$$ 的积分

该计算器将求出$$$\frac{\tan^{2}{\left(x \right)}}{x^{2} \left(\tan^{2}{\left(x \right)} + 5\right)}$$$的积分/原函数，并显示步骤。

求$$$\int \frac{\tan^{2}{\left(x \right)}}{x^{2} \left(\tan^{2}{\left(x \right)} + 5\right)}\, dx$$$。