From 0ad23f689d50eb43badb869f3a0d96a86b96c6d7 Mon Sep 17 00:00:00 2001 From: wangweiye7840 Date: Thu, 2 Nov 2023 15:49:53 +0800 Subject: [PATCH] =?UTF-8?q?=E5=AF=BC=E5=85=A5=E5=85=B3=E8=81=94=E9=A2=98?= =?UTF-8?q?=E7=9B=AE=20021095=20->=20019931?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- 题库0.3/Problems.json | 29 ++++++++++++++++++++++++++++- 1 file changed, 28 insertions(+), 1 deletion(-) diff --git a/题库0.3/Problems.json b/题库0.3/Problems.json index ab8ff754..e01d4be2 100644 --- a/题库0.3/Problems.json +++ b/题库0.3/Problems.json @@ -520278,6 +520278,31 @@ "space": "4em", "unrelated": [] }, + "019931": { + "id": "019931", + "content": "已知某班有$42$名学生, 小李、小王、小张是该班的$3$名学生, 某次班会决定随机地挑选$3$名学生在会上发言, 求下列事件出现的概率.\\\\\n(1) 小李、小王、小张按此次序被选中;\\\\\n(2) 小李、小王、小张按任意次序被选中.", + "objs": [], + "tags": [ + "第八单元" + ], + "genre": "4em", + "ans": "", + "solution": "", + "duration": -1, + "usages": [], + "origin": "2024届高二校本作业必修第十二章-20231102修改", + "edit": [ + "20230101\t王伟叶", + "20231102\t杨懿荔" + ], + "same": [], + "related": [ + "021095" + ], + "remark": "", + "space": "4em", + "unrelated": [] + }, "020001": { "id": "020001", "content": "判断下列各组对象能否组成集合, 若能组成集合, 指出是有限集还是无限集.\\\\\n(1) 上海市控江中学$2022$年入学的全体高一年级新生;\\\\\n(2) 中国现有各省的名称;\\\\\n(3) 太阳、$2$、上海市;\\\\\n(4) 大于$10$且小于$15$的有理数;\\\\\n(5) 末位是$3$的自然数;\\\\\n(6) 影响力比较大的中国数学家;\\\\\n(7) 方程$x^2+x-3=0$的所有实数解;\\\\ \n(8) 函数$y=\\dfrac 1x$图像上所有的点;\\\\ \n(9) 在平面直角坐标系中, 到定点$(0, 0)$的距离等于$1$的所有点;\\\\\n(10) 不等式$3x-10<0$的所有正整数解;\\\\\n(11) 所有的平面四边形.", @@ -550995,7 +551020,9 @@ "20230101\t王伟叶" ], "same": [], - "related": [], + "related": [ + "019931" + ], "remark": "", "space": "4em", "unrelated": []