From e0f46b8a0f8f6cacddd87f1c688b07414a3b444e Mon Sep 17 00:00:00 2001 From: wangweiye7840 Date: Thu, 11 Jan 2024 20:21:26 +0800 Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=94=B923576=E9=A2=98=E5=8D=96?= =?UTF-8?q?=E5=BC=84?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- 题库0.3/Problems.json | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/题库0.3/Problems.json b/题库0.3/Problems.json index 161995cf..66cab947 100644 --- a/题库0.3/Problems.json +++ b/题库0.3/Problems.json @@ -632562,7 +632562,7 @@ }, "023576": { "id": "023576", - "content": "设函数$f(x)$的定义域为$D$, 对于区间$I=[a,b]$($a0$)是函数$f(x)=-x^2+2x$的``$\\Omega$区间'', 求$m$的取值范围;\\\\\n(3) 已知定义在$\\mathbf{R}$上且图像是一段连续曲线的函数$f(x)$满足: 对任意$x_1,x_2\\in \\mathbf{R}$, 且$x_1\\neq x_2$, 有$\\dfrac{f(x_2)-f(x_1)}{x_2-x_1}<-1$. 求证:$f(x)$存在``$\\Omega$区间'', 且存在$x_0\\in \\mathbf{R}$, 使得$x_0$不属于$f(x)$的所有``$\\Omega$区间''.", + "content": "设函数$f(x)$的定义域为$D$, 对于区间$I=[a,b]$($a0$)是函数$f(x)=-x^2+2x$的``$\\Omega$区间'', 求$m$的取值范围;\\\\\n(3) 已知定义在$\\mathbf{R}$上且图像是一段连续曲线的函数$f(x)$满足: 对任意$x_1,x_2\\in \\mathbf{R}$, 且$x_1\\neq x_2$, 有$\\dfrac{f(x_2)-f(x_1)}{x_2-x_1}<-1$. 求证:$f(x)$存在``$\\Omega$区间'', 且存在$x_0\\in \\mathbf{R}$, 使得$x_0$不属于$f(x)$的所有``$\\Omega$区间''.", "objs": [], "tags": [], "genre": "解答题", @@ -632572,6 +632572,7 @@ "usages": [], "origin": "2026届高一上学期期末考试试题21", "edit": [ + "20240111\t王伟叶", "20240111\t王伟叶" ], "same": [],