名校
1 . 二维码与我们的生活息息相关,我们使用的二维码主要是
大小的特殊的几何图形,即441个点.根据0和1的二进制编码规则,一共有
种不同的码,假设我们1万年用掉
个二维码,那么所有二维码大约可以用( )(参考数据:
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6caf0299fa67ea7245d45db27ec90e1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5f9da635aec016cc389a7ea0dd9762b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632d26c7f84d4658d8bebd3265b13273.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc146f4d7196cfb8fe3cd04575f5dcee.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-06-01更新
|
524次组卷
|
3卷引用:四川省雅安市2023-2024学年高三三诊数学(理)试题
名校
解题方法
2 . 已知
为均不等于1的正实数,下列选项正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/663a61ad241d5d874c9a9362f0ee917c.png)
A.若![]() ![]() | B.若![]() ![]() |
C.若![]() ![]() | D.若![]() ![]() |
您最近一年使用:0次
解题方法
3 . 若函数
为偶函数,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ddc2c2ca79967bfd44d54a488712508.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
您最近一年使用:0次
4 . 已知函数
,若
,则当
取得最小值时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1817297374e431a1d9087dcc2991d3a9.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8e863ea4f1e8af63d06ad88a235a48f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9f81c0a84cd2c60891b1d71de2dbdf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a45437e5332f864582b88474569adf73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1817297374e431a1d9087dcc2991d3a9.png)
您最近一年使用:0次
2024·全国·模拟预测
解题方法
5 . 已知
,
,且
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/061813f1ec633c5c4c393c4de7938322.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5558c083d34cbb0a58d3ce1dc6f5778e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
6 . 计算:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a55057f6c840e1e378e9ee62e01c93a.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a247a58c19921f43de886bdcf7ad7b8.png)
您最近一年使用:0次
7 . 以下运算中正确的有( )
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
8 . 若实数
,
,
满足
且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6047dd36fc70f41ef7f17889629b3194.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/845a15858da0a84c74f8b06c332b07c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/825116eb345f5505ebc8c1cdb8a1f131.png)
A.![]() | B.12 | C.![]() | D.![]() |
您最近一年使用:0次
2024-05-30更新
|
516次组卷
|
2卷引用:四川省百师联盟2024届高三二轮复习联考(三)全国卷理科数学试题
名校
解题方法
9 . (1)已知
,求实数
的值;
(2)解关于
的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8dde7fd9758e36eb33f4cd4fb8ecbbd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56b2f55801ae45d69440d09165be29ed.png)
您最近一年使用:0次
10 . 已知正实数
满足
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280860dd039e1305a5ccc455f63e8223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab574ed8aea759abed5445f7ad29df76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2236f581b11a0bb63addd062529acee8.png)
A.1 | B.![]() | C.4 | D.1或![]() |
您最近一年使用:0次