22-23高一上·全国·单元测试
1 . 设
,若方程
有四个不相等的实根
,则m的取值范围为_____ ;
的最小值为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0380491e9cfd14c4a7b0023cfbfecc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9c0d827ef8598ba6b70b34b2bdcd1e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d138ce9e3abdd755f24834eadb10eb54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f35f8a296683713ac90539c66e34ca93.png)
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2 . 已知函数
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf418443e9667da5891ecdff5b87a720.png)
__________ ;若对任意的
,都有
成立,则实数
的取值范围为______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b6c1d4dcd420c67a03c6e699be31ec5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf418443e9667da5891ecdff5b87a720.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c300b7bfaf090132f53aec80b5ee792.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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3 . 一元二次不等式
的解集为
或
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
________ ,一元一次不等式
的解集为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/765f521fa075140051199a3e1908fa91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f32b03bf99432a4e436d31fdd636d424.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb6b253b187fe36e6bd40c46bcfc114a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c4ba0503f6f326eb8cf77f3c239c0ff.png)
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4 . 某校一名篮球运动员在五场比赛中所得分数分别为8,9,10,13,15,则该运动员在这五场比赛中得分的平均值为________ ,方差为________ .
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5 . 复数
,则
的最大值是________ ,最小值是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca8b752ba3d18152f0b079ce0e5ca68a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebc87a8657b3bf9f0191f3e8f84ef373.png)
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6 . 若(ax-1)6展开式中x3的系数为-160,则实数a的值为____ ,展开式中各项系数之和为___ .
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7 . 双曲线
的离心率为
,则b=_____ ;过双曲线的右焦点F作直线垂直于双曲线的一条渐近线,垂足为A,设O为坐标原点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1aa3ba0c87ce97239cb65f863fa9340f.png)
_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebe294e939b9fb81256d7218a773b5ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31f8f7e40ba386c0a9675896b52752d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1aa3ba0c87ce97239cb65f863fa9340f.png)
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8 .
卵形线是由法国天文学家
引入的.卵形线的定义是:曲线上的任意点到两个固定点
,
的距离的乘积等于
,
是正常数.设
,
的距离为
,如果
,就得到一个没有自交点的卵形线;如果
,就得到一个双纽线;如果
,就得到两个卵形线.若
,
,一动点
满足
,则动点
的轨迹
的方程为________ ,
面积的最大值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4e307b9a231b6453845b84f1a97fe46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c8e90e4ff392c731f76d946ad56b17d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e097c8d4c948de063796bd19f85b3a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e0bd63f55069a3bc870915010b39225.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a881309775c3b6a9f4ed408838666342.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e097c8d4c948de063796bd19f85b3a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e0bd63f55069a3bc870915010b39225.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/878e89b6eca35e34c863e832a2c661db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6a46e678bf9d2df5ad4c782b3dc22f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f22fec5a381ae8aca93d876e54c79de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/432d77fe5ad3032d59a237dd94c8a638.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f1d11eefb9df8f428b23d63b1f87cde.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d98e824a370a808185e80e2696ec78a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/293845711765571f47c1368fce4d6ecc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96ae19e75f89e6db0b1b3a5443b6c4d6.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/9/086980e4-313e-4410-b1b5-c7bb1fa138a7.png?resizew=262)
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解题方法
9 . 若函数
,且数列
满足:
,则数列
的通项公式为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f7fda69e2b32b9ced2239f915fa59b.png)
_______ ;以
,
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39222f0687c9124bddb35544bcc7798.png)
为三角形三边的长,作一系列三角形,若这一系列三角形所有内角的最大值为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bbe3c20a56f99143027e17a581510b9.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed0f1e94319de41800fc34bf4f0c80f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7a369cb576a3cfc87dd7ef5140c6933.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d471926f7b27322d90c82b9ce21d3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f7fda69e2b32b9ced2239f915fa59b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96abfe2da27a63e6affb19a0c80236d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/090426eb29836bc30c006b3739c08057.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39222f0687c9124bddb35544bcc7798.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f40ba28d4de58fa9602eb38608551cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bbe3c20a56f99143027e17a581510b9.png)
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10 . 已知向量
,
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
______ ;若
∥
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90136425bd2ec9d496c1552053ac8560.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c031592a97baa4871a4b67bbdea23c50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bf21fef3026cfe445a855c94cab5c84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
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2023-07-04更新
|
129次组卷
|
8卷引用:沪教版(2020) 选修第一册 单元训练 第3章 单元测试
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