名校
解题方法
1 . 过
轴正半轴上一点
作直线与抛物线
交于
,
,
两点,且满足
,过定点
与点
作直线
与抛物线交于另一点
,过点
与点
作直线
与抛物线交于另一点
.设三角形
的面积为
,三角形
的面积为
.
(1)求正实数
的取值范围;
(2)连接
,
两点,设直线
的斜率为
;
(ⅰ)当
时,直线
在
轴的纵截距范围为
,则求
的取值范围;
(ⅱ)当实数
在(1)取到的范围内取值时,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b62769b7177ef4bc952dc1dd51d6b510.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67f8eb63af65ec83b223ac31f18738cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12a3efb79f35db8448f3391252ab7d4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8df332f01628130c084fd46aaca0a4b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c93d889bd26df14fe80111534d9c81d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1440ea23c04adc6e049e57a1de89942.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/343a7ab6571ec674d8ec3dd5492fccaa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/343a7ab6571ec674d8ec3dd5492fccaa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1885efcff0b903e314057dd153578600.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e097c8d4c948de063796bd19f85b3a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/193b5b41994c2a4dfa5bb0bc984061cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e0bd63f55069a3bc870915010b39225.png)
(1)求正实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed1e9cdd5a82f29ec89b2c53b4fa6f8.png)
(ⅰ)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37e25b9b8e906fa529f5786091bf2317.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2110c1f8d9858bdbcea63eb6cb3cbd2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed1e9cdd5a82f29ec89b2c53b4fa6f8.png)
(ⅱ)当实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ad5a9147b25285124851a61c7d1a24a.png)
您最近一年使用:0次
2020-05-18更新
|
337次组卷
|
2卷引用:江西省宁冈中学2020-2021学年高二上学期第二次段考数学(理)试题
名校
解题方法
2 . 已知函数
,
.
(1)
恒成立,求实数
的取值范围;
(2)当
时,求不等式
的解集;
(3)若存在
使关于
的方程
有四个不同的实根,求实数
的取值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/427a7d014610e63c8050017c17b34862.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4978c3098577fbd7f1be3263906672a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc65d6eb9b63f96d80b54ec9893aee8d.png)
(3)若存在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58b140e221ddf537b8964fff8557cca0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f655a2598fcf4979279745cf4799441.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2023-10-12更新
|
849次组卷
|
3卷引用:浙江省台州市临海市灵江中学2023-2024学年高一上学期10月月考数学试题
浙江省台州市临海市灵江中学2023-2024学年高一上学期10月月考数学试题广东省茂名市第一中学2023-2024学年高一上学期期中数学试题(已下线)高一上学期期末考试解答题压轴题50题专练-举一反三系列
名校
3 .
,且
.
(1)方程
在
有且仅有一个解,求
的取值范围.
(2)设
,对
,总
,使
成立,求
的范围.
(3)若
与
的图象关于
对称,求不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89a615271711750f4e18797f6c45404a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/221d133bc38df7ae4bf1717cb3ca12d4.png)
(1)方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e029124b4cd659d0596a955e6b93ce5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8284604d4499d6ee65dbefed20c7800f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6b324aceadfd941605fa757a5ea014c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e21dc6fe0ae3b5c607b274227b547e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a58a804ac94af91bb076b7bf3184a24c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec6154e00013d9dee84c0e941f676ea9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b28dd80f024a2ad50d7d5838a1cd80c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7eb89f9fa268fc91676108a58c29e114.png)
您最近一年使用:0次
2023-05-21更新
|
1197次组卷
|
6卷引用:辽宁省沈阳市第十一中学2022-2023学年高一下学期4月月考数学试题
辽宁省沈阳市第十一中学2022-2023学年高一下学期4月月考数学试题江西省吉安市双校联盟2022-2023学年高一下学期期中考试数学试题(已下线)专题5.9 三角函数全章八类必考压轴题-举一反三系列(已下线)专题5.4 三角函数的图象与性质-举一反三系列(已下线)第七章 三角函数(压轴题专练)-单元速记·巧练(沪教版2020必修第二册)(已下线)模块四 专题2 重组综合练(江西)(北师版高一期中)
名校
4 . 已知函数
.
(1)若f(x)≤0恒成立,求m的范围?
(2)若函数y=|f(x)|在[-1,0]上是减函数,求实数m的取值范围;
(3)是否存在整数a,b,使得a≤f(x)≤b的解集恰好是[a,b],若存在,求出a,b的值;若不存在,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aaa4a91f7184a9fbe86aeafa1738d66.png)
(1)若f(x)≤0恒成立,求m的范围?
(2)若函数y=|f(x)|在[-1,0]上是减函数,求实数m的取值范围;
(3)是否存在整数a,b,使得a≤f(x)≤b的解集恰好是[a,b],若存在,求出a,b的值;若不存在,说明理由.
您最近一年使用:0次
解题方法
5 . 设
(a为实常数),
与
的图像关于y轴对称.
(1)若函数
为奇函数,求a的取值;
(2)当a=0时,若关于x的方程
有两个不等实根,求m的范围;
(3)当|a|<1时,求方程
的实数根个数,并加以证明.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40b9b42638033a93f26cbf4fd89b76ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae905f856b26183ebe83225350df5a9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/110c8d90cd5808b83431c72cdb1976e0.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/495d1f17eec7fe720a8fd8840822f55e.png)
(2)当a=0时,若关于x的方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9405eb72b163ac2b712231899fe398d.png)
(3)当|a|<1时,求方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4603bbe40ed845c0fba5dea69053d305.png)
您最近一年使用:0次
名校
6 . 已知函数![](https://img.xkw.com/dksih/QBM/2019/9/27/2300002602369024/2300355475996672/STEM/1ee4aa691b7a4673b153514c8c41a83b.png?resizew=12)
.
(1)求函数
的单调区间;
(2)若函数
的图象在点
处的切线的斜率为1,问:
在什么范围取值时,对于任意的
,函数
在区间
上总存在极值?
![](https://img.xkw.com/dksih/QBM/2019/9/27/2300002602369024/2300355475996672/STEM/1ee4aa691b7a4673b153514c8c41a83b.png?resizew=12)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f92fdc5c2f9250cbc709efab3ef837c.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/150e8e4ca6aa729a72a6a17c36b8ebfe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6af2f597ea3f4dcfb89acb19a4ea6355.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05d4f43bcb6c64f0c5e15c9f36f1a26b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18aabb8ceae669d13744989955a47497.png)
您最近一年使用:0次
2019-09-28更新
|
510次组卷
|
4卷引用:河南省南阳市第一中学2020届高三上学期第二次月考数学文试题
名校
7 . 已知函数
, 若
有四个互不相等的实数根
,且
. 则
的取值
范围是( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3762aeb8f7fe2a5a791b6b316a51ab6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc7fd60d3e96cc41ba2bf81a76753d2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2163ba3dacce14d740349b7791018bc3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65013a9d2abaf5bc3615e5cb6063e737.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d19e9ed3a313da510329d8949da25a1d.png)
![](https://img.xkw.com/dksih/QBM/2019/1/11/2116533141061632/2119143882399744/STEM/a2875cb1fe1e45d382b1d1297c77eaaa.png?resizew=4)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2019-01-15更新
|
742次组卷
|
3卷引用:四川省宜宾第三中学2018-2019学年高一11月月考数学试题
12-13高二上·吉林·期末
8 . 已知函数
.
(Ⅰ)求函数
的单调区间;
(Ⅱ)若函数
的图像在点
处的切线的倾斜角为
,问:
在什么范围取值时,对于任意的
,函数
在区间
上总存在极值?
![](https://img.xkw.com/dksih/QBM/2015/5/27/1572115735494656/1572115741335552/STEM/d0b847a622394dd794eb090c5eba3bee.png)
(Ⅰ)求函数
![](https://img.xkw.com/dksih/QBM/2015/5/27/1572115735494656/1572115741335552/STEM/c9a371738d31483d85059124faca7761.png)
(Ⅱ)若函数
![](https://img.xkw.com/dksih/QBM/2015/5/27/1572115735494656/1572115741335552/STEM/e927fe807c50460ea71d797390589784.png)
![](https://img.xkw.com/dksih/QBM/2015/5/27/1572115735494656/1572115741335552/STEM/9ae9000222f841c3aade523001222585.png)
![](https://img.xkw.com/dksih/QBM/2015/5/27/1572115735494656/1572115741335552/STEM/3d5759c6a2c543d8a3f92d062838b4cd.png)
![](https://img.xkw.com/dksih/QBM/2015/5/27/1572115735494656/1572115741335552/STEM/19401ec014954515a41fb62b74a29539.png)
![](https://img.xkw.com/dksih/QBM/2015/5/27/1572115735494656/1572115741335552/STEM/1f947c2f1a9f45edb604c87a626c6349.png)
![](https://img.xkw.com/dksih/QBM/2015/5/27/1572115735494656/1572115741335552/STEM/fde07984e7b5468998ee3c7c3b8d00d8.png)
![](https://img.xkw.com/dksih/QBM/2015/5/27/1572115735494656/1572115741335552/STEM/81122f6b162b4f7cb963d1bef1cbe022.png)
您最近一年使用:0次
11-12高三上·福建·阶段练习
9 . 已知函数:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e18f72df2acd6f3e19fe6260617595f.png)
(1)讨论函数
的单调性;
(2)若函数
的图像在点
处的切线的倾斜角为
,问:
在什么范围取值时,函数
在区间
上总存在极值?
(3)求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e18f72df2acd6f3e19fe6260617595f.png)
(1)讨论函数
![](https://img.xkw.com/dksih/QBM/2011/12/14/1570612347838464/1570612353523712/STEM/d0fce710afa245ffa4e5129cecb215a8.png?resizew=34)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/150e8e4ca6aa729a72a6a17c36b8ebfe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79a97bb4dcfab4ec7539bc783d563c49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f18507a11438684e4f6836a8e6021c1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2be3ad3dd6803d92df6ff8a80cd35095.png)
(3)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c3434c372ecb36a447efb19744ab410.png)
您最近一年使用:0次
名校
解题方法
10 . 设函数
,则下列说法正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecb4900f12c0a247376b774d470e4fb8.png)
A.不等式![]() ![]() |
B.函数![]() ![]() ![]() |
C.当![]() |
D.若函数![]() ![]() |
您最近一年使用:0次
2023-04-08更新
|
407次组卷
|
2卷引用:河北省承德市双滦区实验中学2022-2023学年高二下学期3月月考数学试题