解题方法
1 . 函数
的零点所在的区间为
,则正整数
的值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bf4a995981b89ab2b7ddbaacfdf4e5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e77be621343247beabcb7275f52da998.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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2 . 已知函数
,若
恒成立,则满足条件的所有整数
的取值集合为__________ .(参考数据:
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7346c9282db5aebd92d36e6b903998f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9c599e8d420006448905acec2b8234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7f3996d8a1e151ddb1c575c0d87037d.png)
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3 . 方程
的根
,
,则
=___________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d26a4516959e534b15a4e2eec1314fe7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/393cf9cc5a13625ebd91eb6464bd9327.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8f9a4f74947cf9b76d0cec6b0b48a49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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2022-10-28更新
|
317次组卷
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3卷引用:【校级联考】江苏省淮安市高中校协作体2018-2019学年高一年级第一学期期中考试数学试题
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解题方法
4 . 若函数
的零点在区间
,
内,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4b94af4cc6e0f8a773958b485147a36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e77be621343247beabcb7275f52da998.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45a173784888adf2946382fa093ba53a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
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2021-11-23更新
|
582次组卷
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8卷引用:2014-2015学年江苏省涟水中学高一12月月考数学试题
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5 . 有以下四个命题:①在
中,
的充要条件是
;②函数
在区间
上存在零点的充要条件是
;③对于函数
,若
,则
必不是奇函数;④函数
与
的图象关于直线
对称.其中正确命题的序号为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca51be437b1a97ca92aa1159ab71102c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19dc38d888741a1b2e95fe0773a48c38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25f114df5ceabdb7e5fd3fdad4eaf056.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41ac161789cda0e6ab9447b4b4815777.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/928fdf8d1c1289b1a4de1975152b6537.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c67f5cfce32b3ed37987a4baa430062.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26efb9f32f6cb608753f9189c6b48644.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
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6 . 函数
的零点个数为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba639c6c82604d2a91ef69efb59465dd.png)
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2018-12-25更新
|
678次组卷
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2卷引用:2020届江苏省淮安市涟水中学高三上学期期中数学(理)试题
7 . 设
为函数
的零点,且
(k,k+1),
Z,则k的值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69df4c0b1bf22fc35664f906e8b004c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5375644591ff29be67294507ed6765b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caa042caa9633e447e8d733c5c82e825.png)
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8 . 已知函数
在区间
(
)上存在零点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f3cb8d72bb2e281b943b3b430138ef7.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b30bac63130fa7b2946b72f5a0f58316.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89692342250b56a41d7cdec79a608d5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f02d5c8eec434a3f90348d770a2e2b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f3cb8d72bb2e281b943b3b430138ef7.png)
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2017-12-08更新
|
507次组卷
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5卷引用:江苏省淮安市2016-2017学年高二下学期期末考试数学(文)试题
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9 . 若函数
在区间
上有零点,则实数
的取值范围是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d611d3e26b2686803022b6a683198f4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e11f4ca0e7ace69f92130d0525bcdb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2017-08-01更新
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6卷引用:江苏省淮安市金湖县第二中学2023届高三期初检测数学试题
江苏省淮安市金湖县第二中学2023届高三期初检测数学试题2017届上海市松江区高三4月期中教学质量监控(二模)数学试卷上海市闵行区2017届高三4月质量调研考试(二模)数学试题2017届上海市松江区高考二模数学试题(已下线)考点12 零点定理(练习)-2021年高考数学复习一轮复习笔记上海市建平中学2021-2022学年高一上学期期末数学试题
10 . 如果函数
的零点所在的区间是
,则正整数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f3cb8d72bb2e281b943b3b430138ef7.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3485db9555f2c1a9f90cde590bb3acf4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89692342250b56a41d7cdec79a608d5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f3cb8d72bb2e281b943b3b430138ef7.png)
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2016-12-04更新
|
322次组卷
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2卷引用:2015-2016学年江苏省淮安市淮海中学高一12月月考数学试卷