名校
1 . 若
是整数,则称点
为整点,对于实数
,约束条件
所表示的平面区域内整点个数为( )个
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30277e0be448b4955903e81e8795e45d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa3cb7e6b375b8df66f9e503b1b0e7bd.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
解题方法
2 . 若
满足
,则
的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea3ffca02e5aba40f948479f01770d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ee4ff51bc02334212b87e608870469b.png)
A.3 | B.2 | C.0 | D.-2 |
您最近一年使用:0次