• 试题 ID 22736


若 $\alpha, \beta \in\left(0, \frac{\pi}{2}\right), \cos \left(\alpha-\frac{\beta}{2}\right)=\frac{\sqrt{3}}{2}, \sin \left(\frac{\alpha}{2}-\beta\right)=-\frac{1}{2}$ ,则 $\alpha+\beta=$
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解析:

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