名校
1 . 已知
,给出以下几个结论中正确结论的序号为__________ .
①
的最小正周期为
; ②
是偶函数; ③
的最小值为
;
④
在
上有4个零点; ⑤
在区间
上单调递减.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae394c96b25a64cbb2432bde3ebe949d.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35e2d7c958e99bcd9d7f251c19ee3544.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9db9373e74ecf5d63ad98afe66aa4ba.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5553f71f343e2fcbafbaaf42ef8ce8b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c52fb6144586628a7b2d42e79dd2dfb5.png)
您最近一年使用:0次
2023-05-20更新
|
390次组卷
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4卷引用:贵州安顺市2023届上学期高三期末数学(理)试题