1 . 若关于x的不等式组
的解集为
,且关于y的分式方程
的解为非负数,则符合条件的所有整数a的值之和是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18602a1a507483416597875debf9ceef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff8bbcb7de75ab439155641ac29d12f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/017f222b4ad01353ebfa03bddf3ad0d6.png)
A.21 | B.17 | C.15 | D.11 |
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2 . 已知方程组
,对此方程组的每一组正实数解
,其中
,都存在正实数
,且满足
,则
的最大值是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f53478749934135785de9d8e31aa04df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2322e25b48e7f4263f0c02aaabfdb74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62f78f8accdac9fc8008fe363e3eabff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1c7a2e2cb4e8449a4b646e62f3b9a86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
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3 . 已知函数
.
(1)求f(x)的最小正周期和在
的单调递增区间;
(2)已知
,先化简后计算求值:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13a3724bf4fdfb01cea02e627ff0a41f.png)
(1)求f(x)的最小正周期和在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b24192cace1d2a643fc3a42a5b7ac273.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55b944de3f9d4645de905ad3548ce383.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86d56a28ed09aef6ee4270c703648ce9.png)
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名校
4 . 已知不等式
的解集中仅有2个整数,则实数k的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59d7597dbf91614953e244745d3879f4.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2022-05-27更新
|
1861次组卷
|
4卷引用:浙江省绍兴一中2022届高三下学期5月高考适应性考试数学试题
浙江省绍兴一中2022届高三下学期5月高考适应性考试数学试题辽宁省沈阳市东北育才学校科学高中部2022-2023学年高三上学期第一次模拟考试数学科试题(已下线)专题3-1 切线、公切线及切线法应用-3(已下线)专题06 函数与导数常见经典压轴小题归类(练习)-1
2022高三·全国·专题练习
名校
5 . 在关于
的不等式
(其中![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad2436d00f24e077169daf8877d1a8e6.png)
为自然对数的底数)的解集中,有且仅有两个大于2的整数,则实数
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e38fa525974cb943149a82ec848be52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad2436d00f24e077169daf8877d1a8e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daa5e9bd516f6282483b92cfe6074623.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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6 . 在方程
的任意
组解
中,都有不等式
恒成立,则
的最大值为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76006921ba8855b9deb18e6fd84b19df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fc6c2985104b07933ffc17c2e5aab3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07619c72d9a24c8b0be09e91bfb2d798.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
A.5 | B.7 | C.9 | D.11 |
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2019·浙江绍兴·模拟预测
名校
解题方法
7 . 已知函数
为偶函数则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
________ ;关于
的不等式
的解为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2a8a7206820977612b94370356a0f50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6acb0f1ac694dd177e99fc385f23318.png)
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解题方法
8 . 已知函数
,则不等式
的解是__________ ;不等式
的解是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f7fdacda170cfc08d27601bfad9a358.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f78a20df261766cb81746f85d87746f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca7084211fdff7977a939d0aebe6e131.png)
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9 . 设
,
,关于
的不等式
和
无公共解,则
的取值范围是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/156002259633db264cdf962e1f91e975.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0041d9d8b421aeda729ede40502fef19.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da522bb24533304ff82f8bd9db3699b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18f0281e6bbdbe08beeccb55adf84536.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2016-12-03更新
|
403次组卷
|
4卷引用:2015届浙江省东阳市高三5月模拟考试理科数学试卷1
10 . 设x是实数,不大于x的最大整数叫做x的整数部分,记作
,如
.
(1)
,求
.
(2)解关于x的方程:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2ab85825d4a002600ca41bd3cd2ee7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c914fe2d453ccda373ee73cea0a4e48.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49dfc03fa00b96f56fa16e34e1526dfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7347e223073fc070407659a4bacb45f6.png)
(2)解关于x的方程:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ac67a507d071c1f3c62d7d95502a4a5.png)
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