名校
1 . 函数
的单调递减区间为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f3ea20d9ec0b901dbb76e131c289c72.png)
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2 . 不等式
的解集是
,则不等式
的解集是(用集合表示)_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5f28031b036e4a37be931d5ff28368.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25f114df5ceabdb7e5fd3fdad4eaf056.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c72656c882b2830eeb8053ec18c0088f.png)
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解题方法
3 . 函数
的定义域为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2c7c9b7b1daf779d0d7b33b256da0d1.png)
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4 . 正实数
满足
,且不等式
恒成立,则实数
的取值范围__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0fffbec1fe851795dfdd448bf0d165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cb0d92848ab078c3932df6bfcbd6b7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c44a470365f73a6bf7c947a7a55c64c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2024-01-01更新
|
847次组卷
|
5卷引用:湖北省鄂西北六校(宜城市第一中学等)2023-2024学年高一上学期期中联考数学试题
名校
5 . 若条件
:
,条件
:
,则
是
的______ 条件.(填写“充分不必要”、“必要不充分”、“充分必要”和“既不充分也不必要”之一).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6749db809dd84c2cfe5c47bea121e356.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c21c6260bcade05f3a432841f449b5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ffc1bb9d53a27d484396ad74d6a26e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e26b38e357c7d985656ba7bb3c794a5.png)
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解题方法
6 . 已知集合
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a4454e0d2129a2c9d0b6761eb39394e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43d08dc92032192dd9ea6d905a726854.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
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解题方法
7 . 已知
,
,
,则下列正确的序号是________ .
①
的最小值为
②
的最大值为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f935413feb69f1678d61885cdb913f31.png)
③
的最小值为6 ④
的最大值为8
![](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/c6267306e0e7f3fd53be5b84ce515270.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f364d5a789bf7dd1eafb22afa2df4016.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18f0281e6bbdbe08beeccb55adf84536.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f935413feb69f1678d61885cdb913f31.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b0113fd4c7d157757571f9a009e02af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bbc22cdc33878b249e595fe20c3d315.png)
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解题方法
8 . 已知
表示不超过
的最大整数,例如:
,方程
的解集为
,集合
,且
,则
的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c4f5908d6a1217e493ed7586b6964dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b15da5e9c678215ca3fee3ac23ca1241.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db89fe2125009846e87d1c81aabe1c3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3fd0150532f2e25112abdd3cc1911eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/343324ebf9d6e86c42fbde0fbb94689d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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9 . 不等式
的解集用区间表达为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53b4e87c61a618a1fb4146b5c50d0e36.png)
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解题方法
10 . 已知命题“
,
”是假命题,则实数a的取值范围为_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d96b743603ab1c10330622f16db78dbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7315f140ce7b1fc37f4fa18284b93efb.png)
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