1 . 设集合
,
,
,则实数
的值为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8e9ba357a3b1aef289233795123a9f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7fb01adfbc05de55e4efa61cd57de39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d44ef606f4c60db51a5861800b8696e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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2 . 已知集合
,
,且
,则实数
的值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3032c793c40f5a63bcd2f98d05ca6385.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15f1b0858395d2424dc96616173c4b65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6abe8b4a5db357fe46ea6a0afd5aac2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
解题方法
3 . 设集合
则实数a允许取的值有_______ 个.
![](https://img.xkw.com/dksih/QBM/2015/11/27/1572321836351488/1572321841504256/STEM/8a81a78dd662436bb0bcd06f8a2570fd.png?resizew=240)
您最近一年使用:0次
4 . 已知集合
,
,且
,则实数
的值为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3032c793c40f5a63bcd2f98d05ca6385.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15f1b0858395d2424dc96616173c4b65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/906ea02bdb4a1f6dc7d477109486c6de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
您最近一年使用:0次
13-14高三·江苏·阶段练习
解题方法
5 . 已知集合
,
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a9e6ad1166c7625e63b80e75b2fb1d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b81eb0a4d7a80a1484fe109cd8367f83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68ff6c96ce91540281dbd253117c8c88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
您最近一年使用:0次
12-13高三·江苏扬州·开学考试
6 . 已知集合
,
,如果
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/466045a66bbc478e73da1d966a8204df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9a427cc5eea083ae4b05b15a70363c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ede280b7d4529ca9afb08bff174225ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
您最近一年使用:0次
12-13高二下·江苏宿迁·期中
7 . 若集合
,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/117a5336f26b7cf37e986573a31698c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
您最近一年使用:0次