$$$\frac{\sin{\left(\frac{x}{2} \right)} \sin{\left(x \right)}}{x^{2}}$$$ 的积分

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

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

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