名校
解题方法
1 . 已知函数
.
(1)当
时,求
的最小值;
(2)①求证:
有且仅有一个极值点;
②当
时,设
的极值点为
,若
.求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2efe2b4b78548b27554a16f30cbbda8.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)①求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
②当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36c04c105ef35ea19d5a74738079e758.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ae1942a92849b7de5cf879777bf5868.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0821dd73cd58f5b7dc26dbea4b7eed29.png)
您最近一年使用:0次
2024-06-08更新
|
672次组卷
|
3卷引用:四川省南充市2024届高三高考适应性考试(三诊)文科数学试题
解题方法
2 . 如图,
为坐标原点,
为抛物线
的焦点,过
的直线交抛物线于
两点,直线
交抛物线的准线于点
,设抛物线在
点处的切线为
.
与
轴的交点为
,求证:
;
(2)过点
作
的垂线与直线
交于点
,求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b072ff6d1b83232bebd7d4709ffba4ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2c3d2cba96f6f03520c0b3f6e4da03e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab2e095298cfb23d9f47811556fc9f9a.png)
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2c3d2cba96f6f03520c0b3f6e4da03e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa3eae6aa7672b9eef122fb7a1dab14e.png)
您最近一年使用:0次
2024-03-13更新
|
1622次组卷
|
5卷引用:四川省成都市教育科学研究院附属中学2023-2024学年高三下学期4月综合测试数学(理科)试题
四川省成都市教育科学研究院附属中学2023-2024学年高三下学期4月综合测试数学(理科)试题湖北省七市州2024届高三下学期3月联合统一调研测试数学试题山东省潍坊市昌乐北大公学学校2024届高三下学期3月监测数学试题(已下线)湖北省七市州2024届高三下学期3月联合统一调研测试数学试题变式题16-19甘肃省兰州市2024届高三下学期三模数学试题
名校
解题方法
3 . 在平面直角坐标系中,点
在运动过程中,总满足关系式
.
(1)求点
的轨迹
的方程;
(2)过点
作两条斜率分别为
的直线
和
,分别与
交于
和
,线段
和
的中点分别为
,若
,证明直线
过定点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c62b58e1ce45cfd3fe723345eaf411f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17aa130296d594a23b0a7a864fc33320.png)
(1)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd3b260036958c271fee22820b05fdb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4f5fac15de56be6dfb7ba2429b54cea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d762c4e0c2e788c94066aeea1530f4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/227c1d105f7abf228e7a4f3097ae93f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2026c8a047f60c7b84f4078466dcce6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/077aaf808a6243d4af30a3eb9320fb99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e42887d9bf31c1dd99f13c39e63c9ab9.png)
您最近一年使用:0次
7日内更新
|
89次组卷
|
4卷引用:四川省南充高中2023-2024学年高三下学期第十三次月考理科数学试卷(附答案)
解题方法
4 . 已知如图,在矩形
中,
,
,将
沿
折起,得到三棱锥
,其中
是折叠前的
,过M作
的垂线,垂足为H,
.
;
(2)过H作
的垂线,垂足为N,求点N到平面
的距离.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d4746df85049d1651d3f6c30212a7a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab2a2834d80ff574e79eae8ca8d4e94f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71719fa9855745e17362dc00fe945ce2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b9f0296c53918018745f4e3906e2dd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab2a2834d80ff574e79eae8ca8d4e94f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f449d7c07d9172d77df02b8b058274d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d100d4051c41cab43668f800fa2693bc.png)
(2)过H作
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e5c62f22d7afc5627fcb86599faa8e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f35614aff055b98b76ca262f64e629d.png)
您最近一年使用:0次
5 . 已知函数
,若数列
的各项由以下算法得到:
①任取
(其中
),并令正整数
;
②求函数
图象在
处的切线在
轴上的截距
;
③判断
是否成立,若成立,执行第④步;若不成立,跳至第⑤步;
④令
,返回第②步;
⑤结束算法,确定数列
的项依次为
.
根据以上信息回答下列问题:
(1)求证:
;
(2)是否存在实数
使得
为等差数列,若存在,求出数列
的项数
;若不存在,请说明理由.参考数据:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71601a0573a3d598bea17f989570fd59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76aef4cdcb5af742ce28003b7b6c8c20.png)
①任取
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6dd3ecf27b4de4d36c92c072b17a2a37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c45176df950dfe48b8ca7eac08ee349.png)
②求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d896b1e6cadb21a23acb227c18b238b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b8d5b6045219ea4527202ab131bb2e.png)
③判断
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a11ef454b69c4ce4fd731b6f2ec13d70.png)
④令
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f2583433b021057d8bf772e20f9420a.png)
⑤结束算法,确定数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76aef4cdcb5af742ce28003b7b6c8c20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a94ba3f4906ba526f9f6676540a99b6.png)
根据以上信息回答下列问题:
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72bedf7ef340c4cb9522106f53ef5f37.png)
(2)是否存在实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76aef4cdcb5af742ce28003b7b6c8c20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76aef4cdcb5af742ce28003b7b6c8c20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bb6e83865e833f866807dfbced86dc9.png)
您最近一年使用:0次
名校
解题方法
6 . 已知圆的方程
,
,
,抛物线过
两点,且以圆的切线为准线.
(1)求抛物线焦点的轨迹C的方程;
(2)已知
, 设x轴上一定点
, 过T的直线交轨迹C于
两点(直线
与
轴不重合),求证:
为定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54329a84abb204cecb237b2bf2ff2bb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cd99c5000629d7f49499d666e68f40d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/852b303689c31189cd47bb4a3220f9fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
(1)求抛物线焦点的轨迹C的方程;
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c153027427477bcd0a7228b14ce96cc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eaf5077ae09443a75fb8301841116a9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b800af3d8614f3f30eefa7de8d0b581f.png)
您最近一年使用:0次
2024-02-03更新
|
901次组卷
|
4卷引用:四川省成都市2023-2024学年高二上学期期末校级调研联考数学试题
四川省成都市2023-2024学年高二上学期期末校级调研联考数学试题湖南省2024届高三数学新改革提高训练一(九省联考题型)(已下线)微专题06 圆锥曲线中非对称韦达定理问题的处理(已下线)专题2 解析几何中动点轨迹(方程)【讲】(压轴题大全)
名校
解题方法
7 . (1)讨论函数
在区间
内的单调性;
(2)存在
,
,满足
,且
.
(ⅰ)证明:
;
(ⅱ)若
,证明:
.(参考数据:
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fa2f102710ab36f730e3295846f2a11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbfe8e7fb253685e0e50bae0c5482314.png)
(2)存在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae8646b528af1835efe850241749ea77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/167435d42312f20ed1d83d49c022f8a5.png)
(ⅰ)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a8a1a2dfd5488a95a8693907bdcb9b4.png)
(ⅱ)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3e16d06a51dcc46f94863e35ec72ba6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5dc042c4c577a2fa2060ee13bb89345a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/830b99ffb2e33df5b4049e3ea9e7f8de.png)
您最近一年使用:0次
名校
解题方法
8 . 已知双曲线
的实轴长为2,顶点到渐近线的距离为
.
(1)求双曲线
的标准方程;
(2)若直线
与
的右支及渐近线的交点自上而下依次为
,证明:
;
(3)求二元二次方程
的正整数解
,可先找到初始解
,其中
为所有解
中的最小值,因为
,所以
;因为
,所以
;重复上述过程,因为
与
的展开式中,不含
的部分相等,含
的部分互为相反数,故可设
,所以
.若方程
的正整数解为
,则
的面积是否为定值?若是,请求出该定值,并说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ef66f4832adc43902055a7e6d258037.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/827ccf0c04aa941ba20d5f4c6068b46b.png)
(1)求双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/390f2c99d60abc83d9bda1a79995486f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd1af14f9a53cb0f07d5d28dceba30aa.png)
(3)求二元二次方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6ad120ce64035347eb7325fae9617c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb81c100a8985b5cfc606dc60cacd5ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56720e2f2b0ddd72156da495923698da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3282e5fde4ae53fcb1bb072a685304c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5acbd95efd8b0cb3e108fce6dc02af80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f4d959c570141afd7d0d6abc3969012.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81d350c9707efa6d8bb584395ccc07dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bd475f0c71e7e8c66fad3642779dc7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d694975be0ce869d210e18f85e583f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52e9c5a319966741ff9c3b52fb4de883.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c8e7b7827e1735c45c1e5ce59cdd624.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3460cd2f27a53941986606734a9b479a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3460cd2f27a53941986606734a9b479a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52b66d595bfea3722fbc56e2fdccd548.png)
您最近一年使用:0次
名校
解题方法
9 . 在四面体
中,
,记四面体
的内切球半径为
.分别过点
向其对面作垂线,垂足分别为
.
(1)是否存在四个面都是直角三角形的四面体
?(不用说明理由)
(2)若垂足
恰为正三角形
的中心,证明:
;
(3)已知
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f92b09f88aee4ed088bf9b86fd5bc53b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bc05f41215f9894e11d1df0465751a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c82a10b4f0c9323d726804c89dd9548.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2dbca1604730621745c4bb6d4ccb051.png)
(1)是否存在四个面都是直角三角形的四面体
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
(2)若垂足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86163e76653de1f383788b741fb64a8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/661ff55b5ebbadfb600989af3cfce2fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c221ff3fe097b42c9ceeb0264f68e73f.png)
(3)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b370607990efe29a620c617f90dd6ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c7c775033404a8047fc0bd60356ca7e.png)
您最近一年使用:0次
名校
解题方法
10 . 罗尔定理是高等代数中微积分的三大定理之一,它与导数和函数的零点有关,是由法国数学家米歇尔·罗尔于1691年提出的.它的表达如下:如果函数
满足在闭区间
连续,在开区间
内可导,且
,那么在区间
内至少存在一点
,使得
.
(1)运用罗尔定理证明:若函数
在区间
连续,在区间
上可导,则存在
,使得
.
(2)已知函数
,若对于区间
内任意两个不相等的实数
,都有
成立,求实数
的取值范围.
(3)证明:当
时,有
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4776c85b79df196f606d3ebf3697fbc3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30277e0be448b4955903e81e8795e45d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f94345694d4215284c41f87146795ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30277e0be448b4955903e81e8795e45d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e655794426cb48ec8f537baae3dd07d0.png)
(1)运用罗尔定理证明:若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f030c36bb8786df88d401792062a4100.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30277e0be448b4955903e81e8795e45d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c1486d2ae6c7e7904ab47b909039ba7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2982ec308d84c83d538a58dae3ff1569.png)
(2)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fee44b0f79b66f04bde9b696c393eb47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25f114df5ceabdb7e5fd3fdad4eaf056.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aafa44c4a404f62f54460dbcd7b8a0fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
(3)证明:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1837cd091231e2ea18571efa5d60403c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2c3786a1c3167a200c9d1c8f0e6184a.png)
您最近一年使用:0次
2024-04-06更新
|
1499次组卷
|
2卷引用:四川省眉山市仁寿第一中学校南校区2023-2024学年高二下学期4月数学滚动检测卷