2020高三·江苏·专题练习
名校
解题方法
1 . 已知函数
,把函数
的图象与直线
交点的横坐标按从小到大的顺序排成一个数列
,则数列
的前
项和![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04c2864e2ec3416cc4c081ac1f71a0af.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ad6b7956cf487785a610b9f9115e515.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04c2864e2ec3416cc4c081ac1f71a0af.png)
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2020-05-27更新
|
733次组卷
|
4卷引用:四川省南充市南充市白塔中学2020-2021学年高三上学期期中数学试题
四川省南充市南充市白塔中学2020-2021学年高三上学期期中数学试题(已下线)数学-2020年高考数学押题预测卷02(江苏卷)《2020年高考押题预测卷》广西柳城县中学2020届高三6月加强考数学(文科)试题2020年浙江省名校高考押题预测卷(一)
名校
解题方法
2 . 如图,已知直线
与抛物线
相交于
、
两点,且满足
,则
的值是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8abcceb8a90f470553247db02d4ac314.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bb4dd4670828f75bc573b52cdd02e1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3003587b95523caeb2d8ccaf27fa5a7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/1/5edfd2db-4e21-466c-a5d5-3aa8390a0013.png?resizew=105)
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2020-03-25更新
|
197次组卷
|
3卷引用:2020届四川省南充市阆中市阆中中学高三上学期期中数学(文)试题
名校
解题方法
3 . 已知函数
有极值,且导函数
的极值点是
的零点,给出命题:①
;②若
,则存在
,使得
;③若
有两个极值点
,
,则
;④若
,且
是曲线
,
的一条切线,则
的取值范围是
;则以上命题正确序号是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/943aec36d61fe2da78c8862e14eab52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33770cd4511e0f50f2d959ffd913e97f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/450203f4133388c2ae1ea8717514a50c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cec12441802f71e803efaf2c62ee588.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13747fa9a42164caebe2c9b7c5d06d3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c36825543013336c9df727bc51ff62c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99d47c1b2254840eb6c54ec0c6214990.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dafd25e9ad1e3de60868fd0602e07b21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac02a054bd0771a56987af33454baaea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1ffc000e3beb14449d35fd03e1046c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12dd4d9f8425b4b5fbc614a61a3e9558.png)
您最近一年使用:0次
名校
4 . 已知函数
有极值,且导函数
的极值点是
的零点,给出命题:①
;②若
,则存在
,使得
;③
与
所有极值之和一定小于0;④若
,且
是曲线
的一条切线,则
的取值范围是
.则以上命题正确序号是_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d70f8ae314b1fee213cb020df3828586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db71352b492eadeb0322c73da4de0613.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/450203f4133388c2ae1ea8717514a50c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cec12441802f71e803efaf2c62ee588.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13747fa9a42164caebe2c9b7c5d06d3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1c271655227307728ec0a55c80fcdd5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db71352b492eadeb0322c73da4de0613.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dafd25e9ad1e3de60868fd0602e07b21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac02a054bd0771a56987af33454baaea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/644044fbc6643fbc259d0e200c75e267.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fe0bd4d44c61e400fddb3b311dbdcd9.png)
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名校
5 . 命题“
”的否定是___________________________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbb2bff1c4fe20ffc2fd9033882021bb.png)
您最近一年使用:0次
2020-02-20更新
|
263次组卷
|
2卷引用:2020届四川省成都市第七中学高三上学期期中考试数学(理)试题
名校
6 . 双曲线
(a>0,b>0)的渐近线均与x2+y2﹣4x+1=0相切,则该双曲线离心率等于_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42dc9b1c1d859072331826a5885137b8.png)
您最近一年使用:0次
名校
7 . 已知抛物线
的焦点为
,过点
的直线
与抛物线交于
,
两点,
为坐标原点,若
,
,过点M,N 分别向抛物线的准线作垂线,垂足分别为点C,D,则
的最小值为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0261104a7c308433a0c0508ff20ea29a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c41aae9a31aa4c44ca745352b5649d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf88823d83e683e3aeef96467e118b34.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/316699c45f1c088945d0cd3bb46eecfb.png)
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2019-12-16更新
|
177次组卷
|
2卷引用:四川省成都石室中学2019-2020学年高三上学期期中数学(理)试题
名校
8 . 已知函数
,若函数有两个极值点
,
,且
,则实数
的取值范围为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/466549a0776cf34a4000c98f3a8792fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/552cd99ee7b07d61814e9b2f8a40c36f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2019-09-18更新
|
1205次组卷
|
9卷引用:四川省成都市锦江区嘉祥外国语高级中学2022-2023学年高三上学期期中数学理科试题
四川省成都市锦江区嘉祥外国语高级中学2022-2023学年高三上学期期中数学理科试题四川省成都市锦江区锦江区嘉祥外国语高级中学2022-2023学年高三上学期期中数学试题四川省成都市金苹果锦城第一中学2024届高三上学期期中数学(理)试题四川省绵阳南山中学2023届高三仿真数学(文)试题福建省厦门一中2020-2021学年高二下学期期中考试数学试题福建省厦门第一中学2020-2021学年高二下学期期中数学试题重庆市渝北中学2024届高三上学期9月月考数学试题江苏省天一中学2018-2019学年高二(强化班)下学期期末考试数学试题江苏省无锡市天一中学2018-2019学年高二(强化班)下学期期末数学试题
名校
9 . 已知函数
,
,其中
,若
恒成立,则当
取最小值时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fb2f87452a6a5fe9dd73766b16d66bf.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074e28c0d338cce657268297eef1054e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/534b0a2544b080cb5db87e80f954235f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73254f32b6da29ecc32df2e9f87a4c97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047d0c452ed094c510bead67d035ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c6ce02259a85ea191541f4a708738f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fb2f87452a6a5fe9dd73766b16d66bf.png)
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2019-04-29更新
|
522次组卷
|
2卷引用:四川省成都市双流区棠湖中学2019-2020学年高三上学期期中数学试题
名校
10 . 若函数
的图象与
的图象无交点,则实数
的取值范围是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b562801bc909e75bec59d0aa77c92f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2150b0c0926d641eefb3a84716190eb4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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