From 9eec1af7aa3bffc8c34194a86e7d574a65353525 Mon Sep 17 00:00:00 2001 From: "weiye.wang" Date: Sat, 6 Apr 2024 10:07:51 +0800 Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=94=B940550=E7=AD=94=E6=A1=88?= 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 a627dfbe..e09b8230 100644 --- a/题库0.3/Problems.json +++ b/题库0.3/Problems.json @@ -768856,14 +768856,15 @@ "第三单元" ], "genre": "解答题", - "ans": "(1) $-\\dfrac 12$;\\\\\n(2) $f(x)=\\begin{cases}-\\sin \\dfrac{x}{2}, & x\\in [-\\dfrac{5\\pi}{2},-\\dfrac{\\pi}{2}),\\\\ \\cos\\dfrac{x}{2}, & x\\in [-\\dfrac{\\pi}{2},\\dfrac{\\pi}{2});\\end{cases}$\\\\\n(3) $\\{x|x=k\\pi+2\\arcsin{\\dfrac 16}$或$x=k\\pi-\\dfrac{\\pi}3,k \\in \\mathbb{Z}\\}$", + "ans": "(1) $-\\dfrac 12$;\\\\\n(2) $f(x)=\\begin{cases}-\\sin \\dfrac{x}{2}, & x\\in [-\\dfrac{5\\pi}{2},-\\dfrac{3\\pi}{2}),\\\\ \\cos\\dfrac{x}{2}, & x\\in [-\\dfrac{3\\pi}{2},-\\dfrac{\\pi}{2});\\end{cases}$\\\\\n(3) $\\{x|x=k\\pi+2\\arcsin{\\dfrac 16}$或$x=k\\pi-\\dfrac{\\pi}3,k \\in \\mathbb{Z}\\}$", "solution": "", "duration": -1, "usages": [], "origin": "2025届高一下学期周末卷08", "edit": [ "20230403\t王伟叶", - "20240402\t王伟叶" + "20240402\t王伟叶", + "20240406\t王伟叶" ], "same": [], "related": [],