已知点P为正
ABC边上或内部的一点,且实数x,y满足
,则x﹣y的取值范围是 __ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce4cba95fc7d4853a243f8e3fb20ce70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8060d7a9d827d9063ef5fcb7524c14c1.png)
2022高三·全国·专题练习 查看更多[2]
更新时间:2022-11-06 12:49:29
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【推荐1】在
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,则角![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5f1e5d29de6e4d72bfed62d9c14dde5.png)
_______ ,若
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__________ .
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【推荐2】已知
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【推荐3】在平行四边形
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_______________ .
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【推荐1】已知:点
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
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【推荐2】已知
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