From 39a60ba834c36a327487d91cacc88415919cf81a Mon Sep 17 00:00:00 2001
From: wangweiye7840 <kj_wangweiye@126.com>
Date: Tue, 2 Apr 2024 15:17:36 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=94=B940550=E7=AD=94=E6=A1=88?=
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---
 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 c1e4a36e..207d3b3b 100644
--- a/题库0.3/Problems.json
+++ b/题库0.3/Problems.json
@@ -767658,13 +767658,14 @@
             "第三单元"
         ],
         "genre": "解答题",
-        "ans": "(1)$-\\dfrac 12$\\\\\n(2)\\\\\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) $f(x)=\\begin{cases}-\\sin \\dfrac{x}{2}, & x\\in [-\\dfrac{5\\pi}{2},-\\dfrac{\\pi}{2}),\\\\ \\cos\\dfrac{x}{2}, & x\\in [-\\dfrac{\\pi}{2},\\dfrac{\\pi}{2});\\end{cases}$\\\\\n(3) $\\{x|x=k\\pi+2\\arcsin{\\dfrac 16}$或$x=k\\pi-\\dfrac{\\pi}3,k \\in \\mathbb{Z}\\}$",
         "solution": "",
         "duration": -1,
         "usages": [],
         "origin": "2025届高一下学期周末卷08",
         "edit": [
-            "20230403\t王伟叶"
+            "20230403\t王伟叶",
+            "20240402\t王伟叶"
         ],
         "same": [],
         "related": [],