1 . 宋朝诗人王镃在《蜻蜓》中写到:“轻绡剪翅约秋霜,点水低飞恋野塘”,描绘了蜻蜓点水的情形,蜻蜓点水会使平静的水面形成水波纹,截取其中一段水波纹,其形状可近似于用函数
的图象来描述,如图所示,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc4f29a473e9757d8f24f627f52e9e15.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab3434f3860fb9e47ab2b8ef93eae2a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc4f29a473e9757d8f24f627f52e9e15.png)
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2 . 已知函数
(
,
)的部分图象如图所示,图象的一个最高点为M,图象与x轴的一个交点为
,且点M,N之间的距离为5,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/585017cad48cb09110f191b315c68804.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4634d3417959d4d33a10357e451e276f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4456675a5dbe545462a22cef9aca8fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af87a22a39bd12c4734b0bdf1596b42a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1dae100046ed97c11f207f935a4b523.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/585017cad48cb09110f191b315c68804.png)
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3 . 已知函数
的部分图象如图所示,则函数
=______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a822496a635208fa99fdf6140272bc01.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
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4 . 已知函数
,如图,A,B,C是曲线
与坐标轴的三个交点,直线BC交曲线
于点M,若直线AM,BM的斜率分别为
,3,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9448bf1d6136b3a108e7ea60506ad39.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/775ab56f2a5677b433c01e766bb2bbba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd9a0a8d1c24cbbeb4428b00a919801f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9448bf1d6136b3a108e7ea60506ad39.png)
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5 . 已知函数
的部分图象如图所示.
①函数
的最小正周期为___________ ;
②将函数
的图象向左平移
个单位长度,得到函数
的图象.若函数
为偶函数,则
的最小值是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d3458e4015b9fa3549126d4b93d1c78.png)
①函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
②将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59a33482b5c998fe8741c0a6ce12ad73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/028517e8bebe634441e0a5c79828e88a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/028517e8bebe634441e0a5c79828e88a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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6 . 函数
的部分图象如图所示,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46626b75bd7bc420bf32b66e3253b40b.png)
____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2da132bce147f297e32bc822eeafae5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46626b75bd7bc420bf32b66e3253b40b.png)
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7 . 设函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70a8855aff1b33b5849d88513101d8d8.png)
的部分图象如图所示,直线
是它的一条对称轴,则函数
的解析式为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70a8855aff1b33b5849d88513101d8d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3b018906fdc9a14c09365be22347bd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70c6cb0cc172657611e286e7fa669584.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
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8 . 已知函数
的部分图象如图所示,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c4e9681956f66ee851b949271f8a814.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d777cf598021baad25a30abdf43078f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c4e9681956f66ee851b949271f8a814.png)
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9 . 如图所示为
的部分图像,点A和点B之间的距离为5,那么![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2950aa763a71a004230b03e79f37bac.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e13ed33ee6279c0b5c6cb019679c196a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2950aa763a71a004230b03e79f37bac.png)
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10 . 如图,函数
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9448bf1d6136b3a108e7ea60506ad39.png)
______ ;![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46626b75bd7bc420bf32b66e3253b40b.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e013ed0c3dec15d5f4f89cfd2609ace0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9448bf1d6136b3a108e7ea60506ad39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46626b75bd7bc420bf32b66e3253b40b.png)
您最近一年使用:0次