解题方法
1 . 小竹以某速度沿正北方向匀速行进. 某时刻时,其北偏西
方向上有一距其6米的洒水桩恰好面朝正东方向. 已知洒水桩会向面朝方向喷洒长为
米,可视为笔直线段的水柱,且其沿东—北—西—南—东的方向每3秒匀速旋转一周循环转动. 若小竹不希望被水柱淋湿且不改变行进方向和速度,则他行进的速度可以是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6b86c22b670a8e9f3896f9e8883fbbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38387ba1cadfd3dfc4dea4ca9f613cea.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2 . 已知函数
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/490e5c0c94ae3b6ce83460ca50b04361.png)
A.若![]() ![]() ![]() ![]() |
B.若![]() ![]() ![]() ![]() |
C.若函数![]() ![]() ![]() |
D.当![]() ![]() ![]() ![]() ![]() |
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2024-05-14更新
|
765次组卷
|
5卷引用:山东省泰安市2024届高三下学期高考模拟((三模))数学试题
2024·全国·模拟预测
3 . 已知
则方程
可能有( )个解.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0ce124fd5d9db9e0722ed1670efe4da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97a5c5b2fcb512ee0bc8a9997bde1e47.png)
A.3 | B.4 | C.5 | D.6 |
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解题方法
4 . 已知
,函数
的大致图象可能是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eba49126163d5963d8983787f949a8c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90e78f33b24f1c3131e995d9f3192819.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2024-05-08更新
|
255次组卷
|
4卷引用:辽宁省本溪市县级重点高中协作体2023-2024学年高二下学期期中考试数学试卷
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解题方法
5 . 已知函数的定义域为
,
,且当
时,
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/322eb46d949b9580bcc057d146b7fc58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71bb7883ea87e6275472dbe14ee62357.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93bec8b1d8c2a5bd5095cb5a42719175.png)
A.当![]() ![]() |
B.当![]() ![]() |
C.若对任意的![]() ![]() ![]() ![]() |
D.若![]() ![]() |
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解题方法
6 . 已知不等式
对任意
恒成立,其中
,
是整数,则
的取值可以为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1bb45611ddf6eb4602b43154cdc48a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a237748c4aac580c455ff2aca0d61055.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d6fc9b90f370fbb27552876b650f8f.png)
A.![]() | B.![]() | C.0 | D.8 |
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2024高三·全国·专题练习
解题方法
7 . 函数
的图象可能是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79d9e45d2893edde22b8df1f03d30c24.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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8 . 如图,已知直线
:
与曲线
:
,设
为曲线C上横坐标为1的点,过
作x轴的平行线交直线
于
,过
作x轴的垂线交曲线C于
;再过
作x轴的平行线交直线
于
,过
作x轴的垂线交曲线C于
……,设点
的纵坐标分别为
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/524cbf7a3501ded09387269c1ddafccc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2708fa6298e52f617383efc175b71ddc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2708fa6298e52f617383efc175b71ddc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eae863e7a1f1fed09f1075de4a817c63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eae863e7a1f1fed09f1075de4a817c63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b9cb8e6ff801523b0304576cd69fd2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b9cb8e6ff801523b0304576cd69fd2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f52b152eaf63415b10ed786a58a2747.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f52b152eaf63415b10ed786a58a2747.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/797e67927616b141ed7c6b83f8b6f4fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ac78a21439c40d1dee59872436286c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63b44db4360e0e9cdfc03455d27841da.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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9 . 已知函数
的定义域为
,且
,都有
,
,
,
,当
时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd3c988d875438535244ee2b092a779b.png)
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ac87434324956e4145e38ad92a1aa95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a976d91358362fa49d6da8021fd47e2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b6b863364b72463ff435f44535abde4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8479c434c830cdb71e2b2ddabd197a02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86334a5323b66e5bbb912eba81e52b2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32358560bd0832ecc0e7257203e1be15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77538bd3aba1864f5eac30dae75b36d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd3c988d875438535244ee2b092a779b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3953bbf77a2c58b4ba69ca9ad11e3a7e.png)
A.函数![]() ![]() |
B.![]() |
C.![]() |
D.函数![]() ![]() |
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2024-04-15更新
|
1351次组卷
|
3卷引用:河北省沧州市盐山中学等校2024届高三下学期一模联考数学试题
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10 . 函数
是定义域为
的奇函数,且它的最小正周期是2,已知
.下列四个判断中,正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ae8b7857a3cbd799430d2709f6e4cb3.png)
A.函数![]() |
B.当![]() ![]() |
C.当![]() ![]() ![]() |
D.当![]() ![]() ![]() |
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