1 . 已知
的面积为
,且
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce2a8bf5e05a07c93a7104839fc21849.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860884c0017c8bceb5b0edff796c144f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03837b3769eda7f0d3804cc5ad4a6d60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bd5b9bbd3d22bd2cef53dd4b9691257.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce2a8bf5e05a07c93a7104839fc21849.png)
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解题方法
2 . 已知
是等比数列
的前n项和,
,
,则
等于______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5268e7897efdd5bda34a963098349c4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b170560f44bdef56b9248ffa10b1c91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f30f56664446f32dbbc2c5f12a99374.png)
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解题方法
3 . 已知
,若
,则
的最大值为______ ,
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3c270c7508ec18bfae26af47763aab7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/254aebe3ef7eabdf41e46c1cd857c705.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18f0281e6bbdbe08beeccb55adf84536.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f7266b2ef457b8ddeee3fa2cc24022e.png)
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4 . 已知集合
,则集合
的子集为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/709daa98b4c76dde24a82f3b89e3f5ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
您最近一年使用:0次
名校
5 . 已知集合
,集合
,则满足关系
的所有集合
为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5f1431bca7e0baac283abc1974afe4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a23974acef0e24a28ac6027872a46c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e84bd27c6d01e43556b714254029d10c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
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2022-12-10更新
|
177次组卷
|
2卷引用:西藏拉萨市第二高级中学2022-2023学年高一上学期期中考试数学试题
6 . 已知正三角形的边长为
,该三角形的面积为______ ,其外接圆和内切圆的面积分别为______ ,______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95bacae35b6e16a0a33c2bdc6bc07df7.png)
您最近一年使用:0次
7 . 若
,则
的最小值为______ ,此时![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fde64f4d3c38e43fbdee24eadc4b0dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df34aef8c3a5752996432da13498b4e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
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8 . 已知二次函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a90385c676848de67293e3ed6bc000fe.png)
的图象如图所示,那么一元二次方程
的根是______ ,二次函数
的零点是______ ,一元二次不等式
的解集为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a90385c676848de67293e3ed6bc000fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f2b5ee1eabb64358a3d9db2349b6fce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13fa32c1e926f40a0722d106563777ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a90385c676848de67293e3ed6bc000fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f84617aaab200384efeaec9a4fe71772.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/10/42bd82e4-f642-44e3-b766-f5b7784c0723.png?resizew=153)
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解题方法
9 . 已知集合
,集合
,若
,则实数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/761d2ffa0a8cddbe323ea48a4c118426.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5703c89b278e5065d7979b71de3dd73f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/202ab7965ce52c189d9b428416c71981.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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10 . 已知全集
,集合
,集合
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74c5fdc915e14a2b7748974285c9285f.png)
______ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c20c425f02a82134368a7b184618bb5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa1f21c4362790bcd5ca77dd9ac4a406.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c64f6b3b848d55ce6249d82d38207ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74c5fdc915e14a2b7748974285c9285f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
您最近一年使用:0次