From 20df3e36d5504dfd866b816081863e451532a47b Mon Sep 17 00:00:00 2001 From: wangweiye7840 Date: Mon, 23 Oct 2023 15:31:44 +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 | 58 +++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 56 insertions(+), 2 deletions(-) diff --git a/题库0.3/Problems.json b/题库0.3/Problems.json index 481b5ee4..02683ed5 100644 --- a/题库0.3/Problems.json +++ b/题库0.3/Problems.json @@ -518650,6 +518650,56 @@ "space": "4em", "unrelated": [] }, + "019898": { + "id": "019898", + "content": "利用计算器猜测: 函数$y=\\log_{0.5}(3-2 x-x^2)$在哪个区间上是严格增函数(写出最大的区间)? 并证明此函数在你所给出的区间上确实是严格增函数.", + "objs": [], + "tags": [ + "第二单元" + ], + "genre": "4em", + "ans": "", + "solution": "", + "duration": -1, + "usages": [], + "origin": "2025届高一校本作业必修第四章-20231023修改", + "edit": [ + "20221230\t王伟叶", + "20231023\t王伟叶" + ], + "same": [], + "related": [ + "020482" + ], + "remark": "", + "space": "4em", + "unrelated": [] + }, + "019899": { + "id": "019899", + "content": "函数$y=\\log_{\\frac 12}(x^2-6 x+7)$的最\\blank{20}值是\\blank{50}.", + "objs": [], + "tags": [ + "第二单元" + ], + "genre": "", + "ans": "", + "solution": "", + "duration": -1, + "usages": [], + "origin": "2025届高一校本作业必修第四章-20231023修改", + "edit": [ + "20221230\t王伟叶", + "20231023\t王伟叶" + ], + "same": [], + "related": [ + "020484" + ], + "remark": "", + "space": "", + "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.", @@ -532481,7 +532531,9 @@ "20221230\t王伟叶" ], "same": [], - "related": [], + "related": [ + "019898" + ], "remark": "", "space": "", "unrelated": [] @@ -532535,7 +532587,9 @@ "20221230\t王伟叶" ], "same": [], - "related": [], + "related": [ + "019899" + ], "remark": "", "space": "", "unrelated": []