已知函数
(其中
)的部分图象如图所示,则函数的单调递减区间为_____________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50f20c625afd309502663e75c8e2b0d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/681b5dd15828303d08aad2bbfc16ffff.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/6/3/f918c5bb-7400-49db-a44a-ab85fb5f6098.png?resizew=130)
更新时间:2023-05-31 22:05:55
|
相似题推荐
填空题-单空题
|
适中
(0.65)
名校
【推荐1】已知函数
,给出下列四个结论:
①
的最小正周期为
;
②
在区间
上单调递减;
③
的最大值为1;
④当
时,
取得最大值或最小值.
以上正确结论的序号是___________ .(写出所有正确的序号)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e69ab38bd6dc070197b67b99b3be3936.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ad72d7565699d1ebb741eb0ce12bac.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fceba54c042e227b842c8f85628267c6.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
④当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37ba60aea7eb9213e12a76af411a2f4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
以上正确结论的序号是
您最近一年使用:0次
填空题-单空题
|
适中
(0.65)
名校
【推荐2】已知函数
,将
的图象向左平移
个单位长度,所得函数
的图象关于原点对称,且
在
上单调递减,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9448bf1d6136b3a108e7ea60506ad39.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5240efe1b066faca939529a367d0b97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/037fb348109dc2063a268b10eb925a57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42a33e281eb5ebf8302f36679406749f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9448bf1d6136b3a108e7ea60506ad39.png)
您最近一年使用:0次
填空题-单空题
|
适中
(0.65)
名校
解题方法
【推荐1】已知点
,
是函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6872deb9cce047f493f922efe970161.png)
图象上的任意两点,角
的终边经过点
,且当
时,
的最小值为
.若
,不等式
恒成立,则实数
的取值范围是_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45dddee525114c09ee0d1205aed6e7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b3b54e0dcdc081d45fb3df933cddc29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6872deb9cce047f493f922efe970161.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b1793892d68898db14a0a27bbf8667b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b20af7617b581d6b67d3d51709365681.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b1648e2759dabb2d966e5ebc3c46d8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc6abf3f9b0ebcdc47a028c781b7edb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac1a63ab608517bb10aa036783dfb51f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab02d75fba49e6eba4bca1d675830ac9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cf45cb1d6f6d0c6bec1abd281f475cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
填空题-单空题
|
适中
(0.65)
名校
解题方法
【推荐2】已知函数
(
,
)图象的一个对称中心为
,一条对称轴为
,且
的最小正周期大于
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46626b75bd7bc420bf32b66e3253b40b.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a067e86ae162185a04bdf862b40cd255.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4456675a5dbe545462a22cef9aca8fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89040554aa79926881b74fe954e4d08a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ac249914073fd29af300b9a073e277b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96ad363d64a68e5fcd941042c47fbd17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e9fdc1f8ed0ae44b54a9a2a3aca2db4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46626b75bd7bc420bf32b66e3253b40b.png)
您最近一年使用:0次