From 43cb317d45b6c46934087f02372cf118910e82ef Mon Sep 17 00:00:00 2001 From: "weiye.wang" Date: Fri, 17 Nov 2023 20:11:21 +0800 Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=E4=B8=A4=E9=81=93=E5=85=B3?= =?UTF-8?q?=E8=81=94=E9=A2=98?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- 题库0.3/Problems.json | 67 +++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 65 insertions(+), 2 deletions(-) diff --git a/题库0.3/Problems.json b/题库0.3/Problems.json index caba972d..a4bf9e1f 100644 --- a/题库0.3/Problems.json +++ b/题库0.3/Problems.json @@ -71358,7 +71358,8 @@ ], "same": [], "related": [ - "003382" + "003382", + "022766" ], "remark": "", "space": "", @@ -291449,7 +291450,9 @@ "20220806\t王伟叶" ], "same": [], - "related": [], + "related": [ + "022765" + ], "remark": "", "space": "4em", "unrelated": [] @@ -601825,6 +601828,66 @@ "space": "4em", "unrelated": [] }, + "022765": { + "id": "022765", + "content": "直线$l$经过点$P(-2, 1)$, 在$x$轴、$y$轴上的截距分别为$a$、$b$. 已知$a+b=\\dfrac{14}{3}$, 求直线$l$的方程.", + "objs": [ + "K0702001X", + "K0702002X" + ], + "tags": [ + "第七单元", + "直线", + "2023届高三-第一轮复习讲义-34-直线及其方程" + ], + "genre": "4em", + "ans": "$3x-y+7=0$或$x+6y-4=0$", + "solution": "", + "duration": -1, + "usages": [], + "origin": "新教材选择性必修第一册习题-20231117修改", + "edit": [ + "20220806\t王伟叶", + "20231117\t毛培菁" + ], + "same": [], + "related": [ + "010603" + ], + "remark": "", + "space": "4em", + "unrelated": [] + }, + "022766": { + "id": "022766", + "content": "若方程$a^2x^2+(2a+3)y^2+2ax+a-3=0$表示圆, 则实数$a$的值为\\blank{50}.", + "objs": [ + "K0710002X" + ], + "tags": [ + "第七单元", + "圆", + "2023届高三-第一轮复习讲义-35-圆及曲线方程" + ], + "genre": "", + "ans": "$-1$或$3$", + "solution": "", + "duration": -1, + "usages": [], + "origin": "2016届创新班作业\t3154-圆的标准方程与一般方程-20231117修改", + "edit": [ + "20220625\t王伟叶", + "20231117\t毛培菁" + ], + "same": [], + "related": [ + "003382", + "002250" + ], + "remark": "", + "space": "", + "unrelated": [] + }, "030001": { "id": "030001", "content": "若$x,y,z$都是实数, 则:(填写``\\textcircled{1} 充分非必要、\\textcircled{2} 必要非充分、\\textcircled{3} 充要、\\textcircled{4} 既非充分又非必要''之一)\\\\\n(1) ``$xy=0$''是``$x=0$''的\\blank{50}条件;\\\\\n(2) ``$x\\cdot y=y\\cdot z$''是``$x=z$''的\\blank{50}条件;\\\\\n(3) ``$\\dfrac xy=\\dfrac yz$''是``$xz=y^2$''的\\blank{50}条件;\\\\\n(4) ``$|x |>| y|$''是``$x>y>0$''的\\blank{50}条件;\\\\\n(5) ``$x^2>4$''是``$x>2$'' 的\\blank{50}条件;\\\\\n(6) ``$x=-3$''是``$x^2+x-6=0$'' 的\\blank{50}条件;\\\\\n(7) ``$|x+y|<2$''是``$|x|<1$且$|y|<1$'' 的\\blank{50}条件;\\\\\n(8) ``$|x|<3$''是``$x^2<9$'' 的\\blank{50}条件;\\\\\n(9) ``$x^2+y^2>0$''是``$x\\ne 0$'' 的\\blank{50}条件;\\\\\n(10) ``$\\dfrac{x^2+x+1}{3x+2}<0$''是``$3x+2<0$'' 的\\blank{50}条件;\\\\\n(11) ``$0