From 7be12a7afd01effc892270d29d968269d3a4aa5c Mon Sep 17 00:00:00 2001 From: wangweiye7840 Date: Wed, 21 Feb 2024 16:05:58 +0800 Subject: [PATCH] =?UTF-8?q?=E5=BD=95=E5=85=A5=E9=AB=98=E4=BA=8C=E4=B8=8B?= =?UTF-8?q?=E5=91=A8=E6=9C=AB=E5=8D=B701=E6=96=B0=E9=A2=98?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- 工具v2/文本文件/新题收录列表.txt | 3 + 题库0.3/Problems.json | 362 ++++++++++++++++++++++++++++++- 2 files changed, 361 insertions(+), 4 deletions(-) diff --git a/工具v2/文本文件/新题收录列表.txt b/工具v2/文本文件/新题收录列表.txt index 16aeb4e4..d9e5a3c6 100644 --- a/工具v2/文本文件/新题收录列表.txt +++ b/工具v2/文本文件/新题收录列表.txt @@ -355,3 +355,6 @@ 20240204-150205 高二寒假作业12 030949,024557:024563,024434,003494 +20240221-160249 高二下学期周末卷01 +040939:040950,021207,013130,040951:040955 + diff --git a/题库0.3/Problems.json b/题库0.3/Problems.json index 63689dab..6a25f877 100644 --- a/题库0.3/Problems.json +++ b/题库0.3/Problems.json @@ -73593,7 +73593,9 @@ "20220625\t王伟叶" ], "same": [], - "related": [], + "related": [ + "040952" + ], "remark": "", "space": "", "unrelated": [] @@ -107861,7 +107863,8 @@ ], "same": [], "related": [ - "003387" + "003387", + "040946" ], "remark": "", "space": "", @@ -416799,7 +416802,9 @@ "20230411\t王伟叶" ], "same": [], - "related": [], + "related": [ + "040946" + ], "remark": "", "space": "4em", "unrelated": [] @@ -455861,7 +455866,9 @@ "20230503\t王伟叶" ], "same": [], - "related": [], + "related": [ + "040945" + ], "remark": "", "space": "4em", "unrelated": [] @@ -747414,5 +747421,352 @@ "remark": "", "space": "4em", "unrelated": [] + }, + "040939": { + "id": "040939", + "content": "圆 $x^2+y^2-4 x+2 y=0$ 的半径是\\blank{50}, 圆心坐标是\\blank{50}.", + "objs": [], + "tags": [], + "genre": "填空题", + "ans": "", + "solution": "", + "duration": -1, + "usages": [], + "origin": "自拟题目", + "edit": [ + "20240221\t杨懿荔" + ], + "same": [], + "related": [], + "remark": "", + "space": "", + "unrelated": [] + }, + "040940": { + "id": "040940", + "content": "半径为 4 , 与圆 ${x}^2+{y}^2-{4 x - 2}{y}+{4}={0}$ 相切, 且和直线 $y=0$ 相切的圆的方程\\blank{50}.", + "objs": [], + "tags": [], + "genre": "填空题", + "ans": "", + "solution": "", + "duration": -1, + "usages": [], + "origin": "自拟题目", + "edit": [ + "20240221\t杨懿荔" + ], + "same": [], + "related": [], + "remark": "", + "space": "", + "unrelated": [] + }, + "040941": { + "id": "040941", + "content": "过点 $P(2,1)$ 且与圆 $x^2+y^2-2 x+2 y+1=0$ 相切的直线的方程为\\blank{50}.", + "objs": [], + "tags": [], + "genre": "填空题", + "ans": "", + "solution": "", + "duration": -1, + "usages": [], + "origin": "自拟题目", + "edit": [ + "20240221\t杨懿荔" + ], + "same": [], + "related": [], + "remark": "", + "space": "", + "unrelated": [] + }, + "040942": { + "id": "040942", + "content": "圆 ${x}^2+{y}^2-{4}{x}={0}$ 在点 ${P}(1, \\sqrt{3})$ 处的切线方程为\\blank{50}.", + "objs": [], + "tags": [], + "genre": "填空题", + "ans": "", + "solution": "", + "duration": -1, + "usages": [], + "origin": "自拟题目", + "edit": [ + "20240221\t杨懿荔" + ], + "same": [], + "related": [], + "remark": "", + "space": "", + "unrelated": [] + }, + "040943": { + "id": "040943", + "content": "设圆 $x^2+y^2-4 x+2 y-8=0$ 与斜率为 $-\\dfrac{2}{3}$ 的直线相切, 则切线方程为\\blank{50}.", + "objs": [], + "tags": [], + "genre": "填空题", + "ans": "", + "solution": "", + "duration": -1, + "usages": [], + "origin": "自拟题目", + "edit": [ + "20240221\t杨懿荔" + ], + "same": [], + "related": [], + "remark": "", + "space": "", + "unrelated": [] + }, + "040944": { + "id": "040944", + "content": "若圆 $x^2+y^2-4 x-4 y-10=0$ 上至少有三个不同的点到直线 $l: a x+b y=0$ 的距离为 $2 \\sqrt{2}$, 则直线 $l$ 的斜率的取值范围是\\blank{50}.", + "objs": [], + "tags": [], + "genre": "填空题", + "ans": "", + "solution": "", + "duration": -1, + "usages": [], + "origin": "自拟题目", + "edit": [ + "20240221\t杨懿荔" + ], + "same": [], + "related": [], + "remark": "", + "space": "", + "unrelated": [] + }, + "040945": { + "id": "040945", + "content": "实数 $x$、$y$ 满足方程 $x^2+y^2-8 x-6 y+21=0$, 则 $k=\\dfrac{y+1}{x-3}$ 的取值范围是\\blank{50}.", + "objs": [], + "tags": [], + "genre": "填空题", + "ans": "", + "solution": "", + "duration": -1, + "usages": [], + "origin": "自拟题目", + "edit": [ + "20240221\t杨懿荔" + ], + "same": [], + "related": [ + "016501" + ], + "remark": "", + "space": "", + "unrelated": [] + }, + "040946": { + "id": "040946", + "content": "若关于 $x$ 的方程 $\\sqrt{1-x^2}+x-m=0$ 有二个不同的实数解, 则实数 $m$ 的取值范围是\\blank{50}.", + "objs": [], + "tags": [], + "genre": "填空题", + "ans": "", + "solution": "", + "duration": -1, + "usages": [], + "origin": "自拟题目", + "edit": [ + "20240221\t杨懿荔" + ], + "same": [], + "related": [ + "014889", + "003433" + ], + "remark": "", + "space": "", + "unrelated": [] + }, + "040947": { + "id": "040947", + "content": "与圆 $(x+2)^2+y^2=1$ 和 $(x-2)^2+y^2=1$ 都外切且半径为 3 的圆的方程是\\blank{50}.", + "objs": [], + "tags": [], + "genre": "填空题", + "ans": "", + "solution": "", + "duration": -1, + "usages": [], + "origin": "自拟题目", + "edit": [ + "20240221\t杨懿荔" + ], + "same": [], + "related": [], + "remark": "", + "space": "", + "unrelated": [] + }, + "040948": { + "id": "040948", + "content": "设椭圆的中心在原点, 短轴长是 $2 \\sqrt{5}$, 且椭圆经过点 $P(\\sqrt{3},-2)$, 求椭圆的标准方程\\blank{50}.", + "objs": [], + "tags": [], + "genre": "填空题", + "ans": "", + "solution": "", + "duration": -1, + "usages": [], + "origin": "自拟题目", + "edit": [ + "20240221\t杨懿荔" + ], + "same": [], + "related": [], + "remark": "", + "space": "", + "unrelated": [] + }, + "040949": { + "id": "040949", + "content": "焦距为 8 , 椭圆上一点 $P$ 到两个焦点的距离的和为 10 的椭圆的标准方程是\\blank{50}.", + "objs": [], + "tags": [], + "genre": "填空题", + "ans": "", + "solution": "", + "duration": -1, + "usages": [], + "origin": "自拟题目", + "edit": [ + "20240221\t杨懿荔" + ], + "same": [], + "related": [], + "remark": "", + "space": "", + "unrelated": [] + }, + "040950": { + "id": "040950", + "content": "已知点 $F_1(0,-3), F_2(0,3)$, 动点 $M$ 满足 $|MF_1|+|MF_2|=6$, 则动点 $M$ 的轨迹方程是\\blank{50}.", + "objs": [], + "tags": [], + "genre": "填空题", + "ans": "", + "solution": "", + "duration": -1, + "usages": [], + "origin": "自拟题目", + "edit": [ + "20240221\t杨懿荔" + ], + "same": [], + "related": [], + "remark": "", + "space": "", + "unrelated": [] + }, + "040951": { + "id": "040951", + "content": "$F_1$、$F_2$ 是椭圆 $\\dfrac{x^2}{2}+y^2=1$ 的两个焦点, 过 $F_2$ 作倾斜角为 $\\dfrac{\\pi}{4}$ 的直线 $AB$ 于椭圆交于 $A$、$B$两点, 则三角形 $F_1AB$ 的面积为\\blank{50}.", + "objs": [], + "tags": [], + "genre": "填空题", + "ans": "", + "solution": "", + "duration": -1, + "usages": [], + "origin": "自拟题目", + "edit": [ + "20240221\t杨懿荔" + ], + "same": [], + "related": [], + "remark": "", + "space": "", + "unrelated": [] + }, + "040952": { + "id": "040952", + "content": "直线 $l$ 过点 $(10,1)$, 且被圆 $(x-2)^2+(y-2)^2=25$ 截得的弦长为 6 , 求 $l$ 的方程.", + "objs": [], + "tags": [], + "genre": "解答题", + "ans": "", + "solution": "", + "duration": -1, + "usages": [], + "origin": "自拟题目", + "edit": [ + "20240221\t杨懿荔" + ], + "same": [], + "related": [ + "002260" + ], + "remark": "", + "space": "4em", + "unrelated": [] + }, + "040953": { + "id": "040953", + "content": "已知圆 $C: x^2+(y-1)^2=5$, 直线 $l: m x-y+1-m=0$,\\\\\n(1) 判断直线 $l$ 与圆 $C$ 的位置关系;\\\\\n(2) 设直线 $l$ 与圆 $C$ 交于 $A$、$B$ 两点, 且 $|AB|=\\sqrt{17}$, 求直线 $l$ 方程; \\\\\n(3) 设直线 $l$ 与圆 $C$ 交于 $A$、$B$ 两点、求弦 $AB$ 中点的轨迹方程.", + "objs": [], + "tags": [], + "genre": "解答题", + "ans": "", + "solution": "", + "duration": -1, + "usages": [], + "origin": "自拟题目", + "edit": [ + "20240221\t杨懿荔" + ], + "same": [], + "related": [], + "remark": "", + "space": "4em", + "unrelated": [] + }, + "040954": { + "id": "040954", + "content": "已知直线 $l_1: m x-y=0$, $l_2: x+m y-m-2=0$.\\\\\n(1) 求证: 对 ${m}\\in {R}, l_1$ 与 $l_2$ 的交点 ${P}$ 在一个定圆上;\\\\\n(2) 若 $l_1$ 与 (1) 中的定圆的另一个交点为 $P_1, l_2$ 与定圆的另一交点为 $P_2$, 求当 ${m}$ 在实数范围内取值时, $\\triangle PP_1P_2$ 面积的最大值及对应的$m$.", + "objs": [], + "tags": [], + "genre": "解答题", + "ans": "", + "solution": "", + "duration": -1, + "usages": [], + "origin": "自拟题目", + "edit": [ + "20240221\t杨懿荔" + ], + "same": [], + "related": [], + "remark": "", + "space": "4em", + "unrelated": [] + }, + "040955": { + "id": "040955", + "content": "已知直线 $l: y=k(x+2 \\sqrt{2}) $($k \\neq 0$) 与圆 $O: x^2+y^2=4$ 相交于 $A$、$B$ 两点, $O$ 为坐标原点, $\\triangle AOB$ 的面积为 $S$ . \\\\\n(1) 试将 $S$ 表示成 $k$ 的函数 $S(k)$ , 并求出它的定义域;\\\\\n(2) 求 $S$ 的最大值, 并求出此时的 $k$ 值.", + "objs": [], + "tags": [], + "genre": "解答题", + "ans": "", + "solution": "", + "duration": -1, + "usages": [], + "origin": "自拟题目", + "edit": [ + "20240221\t杨懿荔" + ], + "same": [], + "related": [], + "remark": "", + "space": "4em", + "unrelated": [] } } \ No newline at end of file