设函数
的定义域和值域分别为
和
,记
,
,现有等式:①
;②
;③
;④
,则其中正确的等式序号有________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1583395e2b85e14b4280aa2d91ff80c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f25aec82818babd50f8c2e81334b3258.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/740a9ee018edfd3b2514f8def4eef166.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c895b3013ff7e610b23b2994e34a2e2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bd81d25c8963b028e027e8516eaec78.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ccd457151e8d7a6ca7be5b55eb8f39.png)
20-21高一上·浙江·期中 查看更多[4]
浙江省A9协作体2020-2021学年高一上学期期中联考数学试题(已下线)高一上学期期末全真模拟02-2020-2021学年高一数学期末考试高分直通车(沪教版2020,必修一)(已下线)第1章 常用逻辑用语(基础卷)-2020-2021学年高二数学课时同步练(苏教版选修2-1)(已下线)单元卷 常用逻辑用语(基础卷)-2020-2021学年高二数学课时同步练(苏教版选修1-1)
更新时间:2020-11-27 15:09:10
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【知识点】 判断两个集合是否相等解读
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|
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(0.4)
【推荐1】已知S={x|x=2n+1,n∈Z}, T={x|x=4k±1,k∈Z},则集合S与T的关系______________ .
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名校
【推荐2】给出下列说法:
①集合
与集合
是相等集合;
②不存在实数
,使
为奇函数;
③若
,且f(1)=2,则
;
④对于函数
在同一直角坐标系中,若
,则函数
的图象关于直线
对称;
⑤对于函数
在同一直角坐标系中,函数
与
的图象关于直线
对称;其中正确说法是____________ .
①集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82605c8120e4085f4eb44bbd17674aec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e15a3f98fb3c8eb3cabd6791e8b8108.png)
②不存在实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/982abe053a18aca2654052a16018a813.png)
③若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6782b4774b79bc116796991f8b205e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2e1363bfc5bc434eb3941a36e69fd6a.png)
④对于函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c7028a5fa4d781d382ca3b73b74796e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/809fcc534d82285ae2d5998c21e34f3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d292cc7471befaa8b20ab29950286aa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c7028a5fa4d781d382ca3b73b74796e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/679353e656a54993c041ebd39ec7b31b.png)
⑤对于函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c7028a5fa4d781d382ca3b73b74796e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/809fcc534d82285ae2d5998c21e34f3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/936171b500875c42add894d4231c043e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e059768ca6e340131ce25b88b7f123f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d93246539f83796d6b2101b7bf0c7cf.png)
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