名校
1 . 设函数
,其中
,
.若
,
,
是
的三条边长,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b62fee8d5107bf41cefec5d2489e323f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75d508536d0c182db3e7f81a919793de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6996c86f28de1714e1ccd1c4f77aaa51.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/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
A.若![]() ![]() |
B.若![]() ![]() ![]() |
C.![]() ![]() ![]() ![]() |
D.![]() ![]() |
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名校
2 . 已知
,对任意
都有
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b31a38a220bf1e60997abd2a0339315d.png)
(1)求
的值;
(2)若存在
,使等式
成立,求实数
的取值范围;
(3)若对任意
都有
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac750ae7bfb18e0fc50a74212813be6e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9322dd8f56b5f8d2c667fdf0d4a9f9aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4feb51c26ffac7bd58d7b7b0afe35dcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b31a38a220bf1e60997abd2a0339315d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
(2)若存在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77c591ff8387d874c98cfea5feadc943.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68e6058bc5447fb98a6bda4542ff1d39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(3)若对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5510957c88a2684964b5885086f9d509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a4651ff7f8d90fd44b252f215ad0ad2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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3 . 有两个点在
轴上移动,
时刻的位置分别由函数
和
确定,在
时段内两点重合的时刻
有( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ae0121a2cb91e74b140faaea8625f45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/154af96f31ee0ed975ec94408bb645db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b8ec0ccdb6db6fbaeb1172e281ec22f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
A.1个 | B.2个 | C.3个 | D.4个 |
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4 . 已知函数
.
(1)若
在
上为单调减函数,求实数
的取值范围;
(2)若
,记
的两个极值点为
,记
的最大值与最小值分别为
,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afdec2534921931a391b1b443b818b1.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbd23547ad0d473884da8f204d127c4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c137a9f1c8501a54b8e3f697a52c79e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f511880834175ac4546ea7cc7758b1b0.png)
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名校
解题方法
5 . 已知定义在
上的函数
满足:
为偶函数,且
,函数
,则当
时,函数
的所有零点之和为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ba3b262158f945ed3190189d3ba4556.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c9e53e341166fdf3c077b01d9201a3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/754041a70d149d4db9fa6b409601f3c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eca3013d5a36db18e623447fd99ac691.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2b7c2420c387be8882df4359ac10b86.png)
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2023-12-21更新
|
281次组卷
|
2卷引用:江苏省扬州市高邮市2024届高三上学期12月学情调研测试数学试题
名校
解题方法
6 . 对于函数
.
(1)若方程
恰有一个实根,求实数a的取值范围;
(2)设
,若对任意
,当
时,满足
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11be7eddb9524892c60b99356c5ce555.png)
(1)若方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52a852eb3b8feb1dc29a34318d678af1.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cac3bf8d695b528cb2f81ca18575bb05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f46d2ca347857b6a55e1aceafb47d63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad5049dfb734d7776ea05f8cf09b28a9.png)
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2023-12-18更新
|
430次组卷
|
2卷引用:江苏省扬州市扬州中学2023-2024学年高一上学期12月月考数学试题
名校
解题方法
7 . 已知函数
.
(1)当
时,求函数
的单调递增区间(不必写明证明过程);
(2)判断函数
的奇偶性,并说明理由;
(3)当
时,对任意的
,恒有
成立,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3411c6dd7f98eb07a9067a4e204b3d64.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec25b9d7ca47b780a744c2ebbf31d925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/998485ffeb46a0412ff1a0f814429257.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/911ef39b13a09894783851f7da24c1a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/163836ab07d982556c85ac2e6a13ae72.png)
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2023-12-15更新
|
307次组卷
|
2卷引用:江苏省扬州市新华中学2023-2024学年高一上学期期中数学试题
名校
解题方法
8 . 已知椭圆
的上顶点为
,设点
轴上的两个动点
和
满足
,且当
位于椭圆的右焦点时,
.
(1)求椭圆的方程;
(2)设直线
和
分别交椭圆于
和
两点,求证:直线
经过定点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48da128547c4cf9745e8e4b99988a3db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49cba284d675a3028d7a8d54f1f8ae70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63d5ed1fc8d242090651cc0a1795869a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f59747cee312ee5140643428cae79efa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49dcf8e5251090f04cc055bd0d2438ab.png)
(1)求椭圆的方程;
(2)设直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e69d2b798744645af88a4fa411344a83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7785afeeaf274892253d04b4f693b367.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f1641947153c80b987320885a2b57.png)
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2023-12-14更新
|
172次组卷
|
2卷引用:江苏省扬州市广陵区红桥高级中学 2024届高三上学期12月月考数学试题
2023·全国·模拟预测
名校
9 . 若过点
可作函数
图象的两条切线,则必有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba7204f43679af6935e494c59d40c6ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ad71e3bc21fff0411bd308bdd978ed6.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2023-12-08更新
|
1777次组卷
|
6卷引用:江苏省扬州市扬州中学2023-2024学年高二上学期12月月考数学试题
江苏省扬州市扬州中学2023-2024学年高二上学期12月月考数学试题(已下线)2024届数学新高考Ⅰ卷精准模拟(四)(已下线)专题07 导数的概念及意义 (十一大题型+过关检测专训)-2023-2024学年高二数学《重难点题型·高分突破》(人教A版2019选择性必修第二册)辽宁省辽东十一所重点高中联合教研体2024届高三下学期高考适应性考试(一)数学试题(已下线)5.2导数的运算——课后作业(提升版)(已下线)模型10 函数切线问题模型(高中数学大模型)
解题方法
10 . 已知点
在抛物线
的准线上,过抛物线
的焦点
作直线
交
于
、
两点,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22c8c934fb978c8840bed9680408977c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37ab7408ffcefcb8e5e1ad4a9c58f1b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12a3efb79f35db8448f3391252ab7d4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8df332f01628130c084fd46aaca0a4b7.png)
A.抛物线![]() ![]() | B.![]() |
C.当![]() ![]() | D.![]() |
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