From 21f014765dd184884692e21c2e7951afbcd852a0 Mon Sep 17 00:00:00 2001 From: "weiye.wang" Date: Sun, 17 Mar 2024 20:56:35 +0800 Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=94=B922994=E9=A2=98=E9=9D=A2?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- 题库0.3/Problems.json | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/题库0.3/Problems.json b/题库0.3/Problems.json index 9aa78053..5ec4bb2e 100644 --- a/题库0.3/Problems.json +++ b/题库0.3/Problems.json @@ -644546,7 +644546,7 @@ }, "022994": { "id": "022994", - "content": "若圆 $C_1: x^2+y^2=1$ 和圆 $C_2: x^2+y^2-6 x-8 y-k=0$ C有公共点, 则实数 $k$ 的取值范围是\\bracket{20}.\n\\fourch{$(-9,11)$}{$(-25,-9)$}{$(-\\infty,-9) \\cup$($11,+\\infty$)}{$(-25,-9) \\cup$($11,+\\infty$)}", + "content": "若圆 $C_1: x^2+y^2=1$ 和圆 $C_2: x^2+y^2-6 x-8 y-k=0$ 有公共点, 则实数 $k$ 的取值范围是\\bracket{20}.\n\\fourch{$(-9,11)$}{$(-25,-9)$}{$(-\\infty,-9) \\cup$($11,+\\infty$)}{$(-25,-9) \\cup$($11,+\\infty$)}", "objs": [], "tags": [ "第七单元", @@ -644559,7 +644559,8 @@ "usages": [], "origin": "自拟题目", "edit": [ - "20240103\t王伟叶" + "20240103\t王伟叶", + "20240317\t王伟叶" ], "same": [], "related": [