1 . 已知函数
(
为常数,
,
的部分图象如图所示,有下列结论:
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/29/1204c4b6-582e-4710-b948-41feecfba5a5.png?resizew=156)
①函数
的最小正周期为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ad72d7565699d1ebb741eb0ce12bac.png)
②函数
在
上的值域为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23c33b69adc112831fa115b5dffdb616.png)
③函数
的一条对称轴是![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3aff669c7fa31eeb1896cad9ab7cfe8e.png)
④函数
的图象关于点
对称
⑤函数
在
上为减函数
其中正确的是______ .(填写所有正确结论的编号)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ec89c3bc454d209007c2b29baeeb3b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5b651c83ed280b34e1144bd7b22dd04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4456675a5dbe545462a22cef9aca8fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13378be06b6b01bcad1d261ff14e87cf.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/29/1204c4b6-582e-4710-b948-41feecfba5a5.png?resizew=156)
①函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ad72d7565699d1ebb741eb0ce12bac.png)
②函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f457df0f9d14437a7f0443bb297e6ee8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23c33b69adc112831fa115b5dffdb616.png)
③函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3aff669c7fa31eeb1896cad9ab7cfe8e.png)
④函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fde004eb9c69dac48893b4fc4677f001.png)
⑤函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fec2b153baae853850533aee2b5d8b3b.png)
其中正确的是
您最近一年使用:0次
名校
解题方法
2 . 笛卡尔在信中用一个能画出心形曲线的方程向公主表达爱意的故事广为流传,其实能画出心型曲线的方程有很多种.心形曲线如图所示,其方程为
,若
为曲线上一点,
的取值范围为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/18/9b169220-85ee-44a3-96b4-0161a2eedde4.png?resizew=177)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a76e73fc44b8fcc3ffb9bc269ae7bcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/18/9b169220-85ee-44a3-96b4-0161a2eedde4.png?resizew=177)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2023-10-27更新
|
411次组卷
|
8卷引用:河北省邢台市名校联盟2024届高三上学期期中数学试题