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1 . 我国古代“伏羲八卦图”中的八卦与二进制、十进制的互化关系如表,依据表中规律,A,B处应分别填写
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd995178601c2ad7b40f973d268c7bb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04582116cd765fcc5a52f44279ad6c94.png)
八卦 | ☷ | ☳ | ☵ | ☱ | … | ☴ | … |
二进制 | 000 | 001 | 010 | 011 | … | A | … |
十进制 | 0 | 1 | 2 | 3 | … | B | … |
A.110、6 | B.110、12 | C.101、5 | D.101、10 |
您最近一年使用:0次
2019-03-02更新
|
297次组卷
|
3卷引用:【市级联考】贵州省贵阳市普通中学2018-2019学年高二第一学期期末质量监测理科数学试题
名校
解题方法
2 . 图象不间断函数
在区间
上是单调函数,在区间
上存在零点,如图是用二分法求
近似解的程序框图,判断框中应填写( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/3/0a1bf53f-e38c-4a39-812f-1e883466808f.png?resizew=202)
①
;②
;③
;④
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b672f564d03ed46d092bb130f229ad8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ca6d68f1de3e70696f1d5d60affe6ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a4580155b624aec450548a7e0ff7d80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/250f52f9368f69cc259b345377cdf4cd.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/3/0a1bf53f-e38c-4a39-812f-1e883466808f.png?resizew=202)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0de273373d7cc15fb30b32efbb8f3bee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3db3eb2ff78ded04703b20fffbb8a520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb62dffad06d0f82d5a7c5e0e9e5fea1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/698753790cb544e4827e4495b8872cc4.png)
A.①④ | B.②③ | C.①③ | D.②④ |
您最近一年使用:0次
2017-12-09更新
|
286次组卷
|
3卷引用:贵州省贵阳市第一中学2017届高三下学期高考适应性月考数学(文)试题
3 . 图象不间断函数
在区间
上是单调函数,在区间
上存在零点,如图是用二分法求
近似解的程序框图,判断框中应填写
①
;②
;③
;④
.
![](https://img.xkw.com/dksih/QBM/2017/4/27/1674916943618048/1678848488202240/STEM/3086baea9d4544cca4a56a2e2c420dae.png?resizew=185)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4776c85b79df196f606d3ebf3697fbc3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30277e0be448b4955903e81e8795e45d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3047d4ab078dafc06c047bcbf0a6ffaf.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fbda227c3a5179f4f75cf4bc063b5ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7225ed87a3c36a23506ff08d150206d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec016fc623dfa489ba3354c185ad6ef8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27db454e4c342f7790eebc0958a697f9.png)
![](https://img.xkw.com/dksih/QBM/2017/4/27/1674916943618048/1678848488202240/STEM/3086baea9d4544cca4a56a2e2c420dae.png?resizew=185)
A.①④ | B.②③ | C.①③ | D.②④ |
您最近一年使用:0次
解题方法
4 . 借助信息技术画出函数
和
(a为实数)的图象,当
时图象如图所示,则函数
的零点个数为( )
![](https://img.xkw.com/dksih/QBM/2022/1/19/2897933371809792/2926818041470976/STEM/cd24ab73-de5c-405d-b41c-1ce302cd9d86.png?resizew=173)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12be206d66e65eb92ef08bad8cd8f71d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe7b03560596ccb71e757d48c4bb6a47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5834bc824c20d5e00909713d9bfc5c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/586e8a1ffe9a6774884216f28bae6e6c.png)
![](https://img.xkw.com/dksih/QBM/2022/1/19/2897933371809792/2926818041470976/STEM/cd24ab73-de5c-405d-b41c-1ce302cd9d86.png?resizew=173)
A.3 | B.2 | C.1 | D.0 |
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5 . 如图,网格纸上小正方形的边长为1,粗实线画出的是某几何体的三视图,则该几何体的外接球的表面积为( ).
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/14/3360f42a-e5db-4bb0-8b7d-da41c5f43459.png?resizew=154)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/14/3360f42a-e5db-4bb0-8b7d-da41c5f43459.png?resizew=154)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
6 . 如图,网格纸上小正方形的边长为1,粗实线画出的是某几何体的三视图,则该几何体的外接球的体积为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/29/fcca9839-0d5d-4087-be3d-c285e53536c3.png?resizew=179)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/29/fcca9839-0d5d-4087-be3d-c285e53536c3.png?resizew=179)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2021-08-27更新
|
200次组卷
|
2卷引用:贵州省贵阳市2022届高三摸底考试试卷数学(文)试题
解题方法
7 . 如图,网格纸上小正方形的边长为1,粗实线画出的是某几何体的三视图,则该几何体的外接球的体积为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/7/07379a81-f6ac-4480-b321-3efb45c4aa2e.png?resizew=206)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/7/07379a81-f6ac-4480-b321-3efb45c4aa2e.png?resizew=206)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
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8 . 在统计学中,四分位数是指把一组数由小到大排列并分成四等份,处于三个分割点位置的数值为
,
,
,其中
是这组数的中位数,
和
分别可看作这组数被
分成的前后两组数的中位数.利用四分位数可以绘制统计学中的箱形图:先找出一组数的最大值、最小值和三个四分位数
;然后连接
和
画出“箱子”,中位数
在“箱子”中间;再将最大值和最小值与箱子相连接(如图①).某老师绘制了一次数学小测验中甲、乙、丙三个班级学生得分的箱形图(如图②),根据该图判断下列说法错误的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/26/e7b0ed64-c622-42be-9d2a-6bffa2ec9b73.png?resizew=361)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a86380a6d6501f6504dcb4aa5e3099f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eae863e7a1f1fed09f1075de4a817c63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f52b152eaf63415b10ed786a58a2747.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eae863e7a1f1fed09f1075de4a817c63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a86380a6d6501f6504dcb4aa5e3099f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f52b152eaf63415b10ed786a58a2747.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eae863e7a1f1fed09f1075de4a817c63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df447bc6f27f17da07c5dfc9be80c6c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a86380a6d6501f6504dcb4aa5e3099f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f52b152eaf63415b10ed786a58a2747.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eae863e7a1f1fed09f1075de4a817c63.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/26/e7b0ed64-c622-42be-9d2a-6bffa2ec9b73.png?resizew=361)
A.三个班级中,甲班分数的方差最小 |
B.三个班级中,乙班分数的极差最大 |
C.丙班得分低于80的学生人数多于得分高于80的学生人数 |
D.若每班有42个学生,则三个班级的第11名中,丙班的分数最高 |
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9 . 如图所示,网格纸表示边长为1的正方形,粗实线画出的是某几何体的三视图,则该几何体的表面积为
![](https://img.xkw.com/dksih/QBM/2016/7/4/1572880086155264/1572880091324416/STEM/997539fb00fc480aabaa2bebd0a90f86.png)
![](https://img.xkw.com/dksih/QBM/2016/7/4/1572880086155264/1572880091324416/STEM/997539fb00fc480aabaa2bebd0a90f86.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次