1 . 青少年视力问题是社会普遍关注的问题,视力情况可借助视力表测量,通常用五分记录法和小数记录法记录视力数据,五分记录法的数据
和小数记录法的数据
满足
.已知小明和小李视力的五分记录法的数据分别为
和
,记小明和小李视力的小数记录法的数据分别为
,则
的值所在区间是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c88d9142df6ba8e43c1a93bd04a1362.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be54e84508decfcce6d2fcbe6c8c1a92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0464831f85252987e7aebc7e2adb70f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aca74e3bfe66db258ab238ecf3b08b47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea92b31a22761820997fcc6e90ae22fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f46bd37096f7014e00fd079823b6c3c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae00abada46919dffcfb342971dcdabd.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2 . 已知数列
各项均为正数,首项
,且数列
是以
为公差的等差数列,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76aef4cdcb5af742ce28003b7b6c8c20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b13a6e1d671215fc96e4bee3541d1096.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8fd24f562ab2461699e593ee6ddfa10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274a9dc37509f01c2606fb3086a46f4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbfc875ca919921e8f63a6fca648561b.png)
A.![]() | B.![]() | C.1 | D.9 |
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7日内更新
|
712次组卷
|
4卷引用:山东省日照市2024届高三下学期校际联考(二模)数学试题
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解题方法
3 . 已知函数
为偶函数,当
时,
,且
,则实数a的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e0248d29f03e759f957da3012162cc8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36f247866d4020ed309d4e4d121ce445.png)
A.1 | B.10 | C.100 | D.1000 |
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4 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4753f4a4456d0df13843b71015bfa14.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0916035182ffccd183d2fcf08fb05c3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4753f4a4456d0df13843b71015bfa14.png)
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5 . 设
是函数
的零点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34cf780bba55f72ec2d49a0fb482d0ce.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4b5492e2c3984399de7b76c4dd9252f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34cf780bba55f72ec2d49a0fb482d0ce.png)
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解题方法
6 . 已知函数
是定义在
上的奇函数,当
时,
.
(1)求
在
上的解析式;
(2)解方程
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e541ea2f855f981c96207070683d388.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17d931916c7cf75824d3faf998cb5fc8.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
(2)解方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2ea1a54eda8858cd68668140be9079.png)
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2024-03-01更新
|
204次组卷
|
2卷引用:山东省威海市2023-2024学年高一上学期期末考试数学试题
7 . 如图所示,直线
与对数函数
的图象交于
,
两点,经过
的线段
垂直于
轴,垂足为
.若四边形
是平行四边形,且周长为16,则实数
的值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fc2faf98ad003d75c58625fc79e0282.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3241d7fedd89d85711acd7a2635298af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/21/f21e4f68-d7f4-474a-9bb3-5fa3c337d264.png?resizew=179)
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解题方法
8 . 已知指数函数
,
,(
,
且
,
),且
,
.则下列结论正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d76ee3b131ecd6aa1aacf7fb7b3eb15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e881dc834770386771690ee4efbb7d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/406185f4ad8bcd99e23adc8d289088ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcef60e5d4f3b49a3c6e2507e8998439.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c5052f41d86c1faedf51227a30f0a30.png)
A.![]() ![]() |
B.若![]() ![]() |
C.若![]() ![]() |
D.若![]() ![]() ![]() ![]() |
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9 . 已知
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3bfc3428d05f284c634abc73aa2f06f.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36b585ab0545010997dd5d2fc1fb783e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3bfc3428d05f284c634abc73aa2f06f.png)
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10 . 冰箱,空调等家用电器使用了氟化物,氛化物的释放破坏了大气上层的臭氧层,使臭氧含量
呈指数函数型变化,在氟化物排放量维持某种水平时,具有关系式
,其中
是臭氧的初始量,
是自然对数的底数,
,试估计______ 年以后将会有一半的臭氧消失.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2912b65a975a1d91d59073f2ac24d06a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b1698b9a76d725f9a254b9798d926fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041a7c8fc017f596542c5e6ec7d1c40b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11204e2fb6e560bf7a4ca26eaebfc526.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7753227327ac93a1df75c262e575c16.png)
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