已知函数
为偶函数,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46626b75bd7bc420bf32b66e3253b40b.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b9ecb7d5b18ad584b0f8da08d193e3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46626b75bd7bc420bf32b66e3253b40b.png)
更新时间:2024-05-23 09:17:16
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【推荐1】若函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c41ab1ddb9afd3cffb5076afca8e2edb.png)
的最小正周期为
,则满足条件“
是偶函数”的
的一个值为______ (写出一个满足条件的
即可).
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【推荐2】已知函数
,
的部分图象如图所示.若将函数
的图象向右平移
个单位长度,得到函数
的图象.若函数
为奇函数,则
的最小值是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/024d0af0c008ea76f5f5991723dfe784.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
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【推荐1】已知函数
的图象与直线
的三个相邻交点的横坐标依次为1,5,7,则函数
的周期为________ ;其单调减区间为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/941aca2a643dfbdf40f1d94a43acd443.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ebc7883e3120d8035b3ad45cf63dba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
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【推荐2】已知函数
满足下列条件:①
;②
在区间
与
上具有相反的单调性;③
,
,
,并且等号能取到.则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07e91753d216f17727765930824438cc.png)
______ .
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/673207f6b77b8192d25463d071737b7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33890c6b0bf167514d44139d9dca0154.png)
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【推荐1】已知
的角A,B,C的对边分别为a,b,c,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1813aa92d2379664c36eb440ef7506fc.png)
______ ,若
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4c53ba20b6e6cfd43641211e0a8dda4.png)
______ .
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/009836129d49a39a61afaeb0da0f272a.png)
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【推荐2】在△
中,角
的对边为
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5f1e5d29de6e4d72bfed62d9c14dde5.png)
_______ .
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