1 . 已知函数
.
(1)求
的值;
(2)求函数
的最小正周期;
(3)求函数
的单调递增区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e1f6c82e3ec8f78c91112cbd5a4b166.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/149cbab71afe5e95a74d311929f023b6.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
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2 . 已知实数
,
满足
,则
的最大值是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/392c3594f2692b415bc7f71c25a15171.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/059d6df06a5b85848dc4fa33327f8e07.png)
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3 . 设函数
对任意的
均满足
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae75304062219d4e8df91047fe6e6fa6.png)
__________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de397f5d886b06f719b6ae246019a16d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f171285d78b936149a0526bfbc12169c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b47144278d622b666fcff69aee5abc5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae75304062219d4e8df91047fe6e6fa6.png)
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4 . 函数
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cfd566f97fd7016e153b49ea3d9f65e.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() ![]() | D.![]() ![]() |
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5 . 若
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5acb85cce3c0e8690fb31a0fd8b53a5.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ff2d8c55ade0b0fcabf8f38e61c8e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a81c555779b1c2946e4886d9147dbeb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5acb85cce3c0e8690fb31a0fd8b53a5.png)
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6 . 函数
的图象的一个对称中心是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3085cf4596d558034b9afbb10337bf8.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
7 . 函数①
,②
,③
中,周期是
且为奇函数的所有函数的序号是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/587882ac081850caa4447c44a7dbb845.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8077229346193d3fb9624d83279c0f19.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1251b30c4c307c2e7421c17031cb3d50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f5389990c3a0c5373f3bd9fb2454c9.png)
A.①② | B.② | C.③ | D.②③ |
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解题方法
8 . 设
为常数,若函数
的最大值为5,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58231e406af1f4426284e96843138bc8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
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解题方法
9 . 已知
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5590d740095d346b6f381376336c5612.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46b752d16b0a71bbf88110fae9916036.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
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10 . 已知函数
.
(1)求
;
(2)求函数
的最小正周期及对称轴方程;
(3)求函数
的单调递增区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30a1a43632e266c7effe1a89a0c5a3cb.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f54b6a060d6c51a328341df76013bd89.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
您最近一年使用:0次