名校
解题方法
1 . 已知
满足
,则下列结论错误的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/432d77fe5ad3032d59a237dd94c8a638.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2018-04-27更新
|
925次组卷
|
6卷引用:浙江省余姚市第四中学2018-2019学年高一下学期第一次比学赶帮超学习竞赛数学试题
名校
解题方法
2 . 过抛物线
的焦点
的直线
与抛物线
交于
两点,与其准线交于点
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4f6ea51b144994c9fef54e970d28fec.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bb4dd4670828f75bc573b52cdd02e1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6bce3d91ca23b86d8c6625f2632e437.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/147378a5bf643f299538fe3d304c4b43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4f6ea51b144994c9fef54e970d28fec.png)
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2018-02-23更新
|
597次组卷
|
2卷引用:浙江省杭州市学军中学2016-2017学年高一上学期12月竞赛测试(二)数学试题
3 . 设
表示集合
中元素的个数,定义
已知
,
,若
,则实数
的取值范围为 .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/824dc88e8fa0803c32405e964f884c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eaaba8b981401c3e58c954bf66f275fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4180daea91165cbfc8756812e90964df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0872deed0df0d6cf7d2231fd298dc33e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbaa27bace17e206f10da0da0c871786.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解题方法
4 . 定义
,
,已知![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e726122333e97913af3151a95371e4f.png)
,则
的零点个数可能为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f66a88cbaed58dcf9671ba9240359b9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62b0f2b9db94781ff402ee83f4bb7f36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e726122333e97913af3151a95371e4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/396f2055f52c0c2ce16a6d456df2ae51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06144ea64f94e640bfe38de739cc0798.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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5 . 函数
在区间
上是增函数,则实数
的取值范围为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e50cf06f749e5e273de8c3decd314a64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3b2798c6a26d02c5d2c8b1355c8c30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
6 . 已知函数
为偶函数,则实数
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4d1026d5123364f3c214ff23947e21f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
7 . 在平面直角坐标系中,
为坐标原点,设向量
,
,若
且
,则点
所有可能的位置所构成的区域面积是 .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a6b09a57f9ab7f825baa3f86a7c09f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/854997a97edd901f7e9c5442bb423ee9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d093706141016f4e2fde905738cd481e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c4a0e938383cfae8fd96b5d8732e628.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
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2016-11-30更新
|
1364次组卷
|
3卷引用:2010年浙江省温州市摇篮杯高一数学竞赛试题