1 . 如图,函数
的图像是折线段ABC,其中A、B、C的坐标分别为
、
、
,则函数
在
处的导数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b01cdb4a84f02a75eb447b54f73f7df6.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed1a65d88f9823d49da8f3b96ea9ec6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fab8a0cc6504aa4c3a38006f5394b4c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d02dba7080b2d1e0d7a4a16a48a0d47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b01cdb4a84f02a75eb447b54f73f7df6.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/3/b9a18400-4bba-4f17-9f83-59d25e100c53.png?resizew=185)
您最近一年使用:0次
解题方法
2 . 如图,函数
的图像是折线段
,其中A,B,C的坐标分别为
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91ea397e2a24c365778b27c9229a08ee.png)
__________ ;![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b8bade680b97eb13d93f63126820c8.png)
_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e45595a71c9719bbed0d59349471c356.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91ea397e2a24c365778b27c9229a08ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b8bade680b97eb13d93f63126820c8.png)
![](https://img.xkw.com/dksih/QBM/2022/5/23/2985624200224768/2986559247753216/STEM/2aea7586-b665-488c-98ca-610ac67b1aec.png?resizew=292)
您最近一年使用:0次
3 . 如图:已知方程为
的椭圆,
为顶点,过右焦点的弦
的长度为
,中心
到弦
的距离为
,点
从右顶点
开始按逆时针方向在椭圆上移动到
停止,当
时,记
,当
,记
,函数
图像是 ( )![](https://img.xkw.com/dksih/QBM/2015/3/26/1572036209041408/1572036214751232/STEM/8bd1b776368b4e3a82ea7f3ef42cc855.png)
![](https://img.xkw.com/dksih/QBM/2015/3/26/1572036209041408/1572036214751232/STEM/bfab86f0e1a042c7b6d62ec406601775.png)
![](https://img.xkw.com/dksih/QBM/2015/3/26/1572036209041408/1572036214751232/STEM/083c544f37d14f83b5a17e08408e09eb.png)
![](https://img.xkw.com/dksih/QBM/2015/3/26/1572036209041408/1572036214751232/STEM/3ee347680dfd42158796ebf08117cb14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d80b861ba40387cb2bcd04945f5a371a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c02bc0c74292b1e8f395f90935d3174.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94a2160af40c7e48948173c6e0be1832.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c495ac08087004245913c967cefff1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9966e970087a491927187f390024d503.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14ec455575d9e120ec043048b3258865.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://img.xkw.com/dksih/QBM/2015/3/26/1572036209041408/1572036214751232/STEM/8bd1b776368b4e3a82ea7f3ef42cc855.png)
![](https://img.xkw.com/dksih/QBM/2015/3/26/1572036209041408/1572036214751232/STEM/bfab86f0e1a042c7b6d62ec406601775.png)
![](https://img.xkw.com/dksih/QBM/2015/3/26/1572036209041408/1572036214751232/STEM/083c544f37d14f83b5a17e08408e09eb.png)
![](https://img.xkw.com/dksih/QBM/2015/3/26/1572036209041408/1572036214751232/STEM/3ee347680dfd42158796ebf08117cb14.png)
![](https://img.xkw.com/dksih/QBM/2015/3/26/1572036209041408/1572036214751232/STEM/ea5f791bd50740968a3a16b638ec88f5.png)
您最近一年使用:0次