2020高三·全国·专题练习
1 . 已知
的图像如图①,则
的图像是_________ ;
的图像是_________ ;
的图像是_________ ;
的图像是________ .
![](https://img.xkw.com/dksih/QBM/2020/7/25/2513076554956800/2513755136720896/STEM/9976bd2a240d43208750f7c7b03c8619.png?resizew=151)
![](https://img.xkw.com/dksih/QBM/2020/7/25/2513076554956800/2513755136720896/STEM/ecebdec15ac84a8f900dd1436d14da2a.png?resizew=151)
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![](https://img.xkw.com/dksih/QBM/2020/7/25/2513076554956800/2513755136720896/STEM/e97f8fb04242450ea98afc164f39071d.png?resizew=151)
![](https://img.xkw.com/dksih/QBM/2020/7/25/2513076554956800/2513755136720896/STEM/ecebdec15ac84a8f900dd1436d14da2a.png?resizew=151)
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2 . 已知
的图像如图①,则
的图像是_________ ;
的图像是_________ ;
的图像是_________ ;
的图像是________ .
![](https://img.xkw.com/dksih/QBM/2020/6/23/2491036516417536/2492446893424640/STEM/48ebc5f35ad04865b5d384b620dd7af4.png?resizew=151)
![](https://img.xkw.com/dksih/QBM/2020/6/23/2491036516417536/2492446893424640/STEM/57f40b8418e3437f92acbe5ff60d6ced.png?resizew=151)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bf5ac7fd4cb73edd6fb09d1101fecf7.png)
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![](https://img.xkw.com/dksih/QBM/2020/6/23/2491036516417536/2492446893424640/STEM/c085c491569f4e4f89240a260e96b1e4.png?resizew=151)
![](https://img.xkw.com/dksih/QBM/2020/6/23/2491036516417536/2492446893424640/STEM/57f40b8418e3437f92acbe5ff60d6ced.png?resizew=151)
![](https://img.xkw.com/dksih/QBM/2020/6/23/2491036516417536/2492446893424640/STEM/58d87457f9944db4909813b6f335dd29.png?resizew=151)
![](https://img.xkw.com/dksih/QBM/2020/6/23/2491036516417536/2492446893424640/STEM/52e985a4cbbb4d578269046994bf37b7.png?resizew=151)
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2013·江西南昌·二模
3 . 如图,在等腰梯形
中,
,且
,设
,以
为焦点且过点
的双曲线的离心率为
,以
为焦点且过点
的椭圆的离心率为
,设
=
则
的大致图像是( )
![](https://img.xkw.com/dksih/QBM/2013/9/6/1571345106460672/1571345233289216/STEM/7a92ddda0b4545799b4b0f1452c25280.png?resizew=138)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f79863ffcfa63117ca6741b20a48e69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12143a06ed24558d8cc7ad39961d3e1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ac7e84e68feb8645c7f78142ae99321.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://img.xkw.com/dksih/QBM/2013/9/6/1571345106460672/1571345233289216/STEM/7f81fe19fd50462aa414475a7c8f3c61.png?resizew=14)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://img.xkw.com/dksih/QBM/2013/9/6/1571345106460672/1571345233289216/STEM/7804cf2280994b6f9dd2a70e790700ce.png?resizew=16)
![](https://img.xkw.com/dksih/QBM/2013/9/6/1571345106460672/1571345233289216/STEM/ea50ad92062648088573091fb7633bc6.png?resizew=15)
![](https://img.xkw.com/dksih/QBM/2013/9/6/1571345106460672/1571345233289216/STEM/2237166cf1d4462faf0d2726b1de0d22.png?resizew=112)
![](https://img.xkw.com/dksih/QBM/2013/9/6/1571345106460672/1571345233289216/STEM/248fe77891ae4d5388586151325f9ca7.png?resizew=69)
![](https://img.xkw.com/dksih/QBM/2013/9/6/1571345106460672/1571345233289216/STEM/7a92ddda0b4545799b4b0f1452c25280.png?resizew=138)
A.![]() | B.![]() | C.![]() | D.![]() |
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