20220919 morning

2022-09-19 06:57:59 +08:00 · 2022-09-19 06:57:59 +08:00 · 0586dada78
parent dc641750f1
commit 0586dada78
1 changed files with 1 additions and 1 deletions
--- a/题库0.3/Problems.json
+++ b/题库0.3/Problems.json
@ -29412,7 +29412,7 @@
            "第二单元"
        ],
        "genre": "解答题",
-        "ans": "$y=\\begin{cases} \\dfrac{24}5 x, & 0<x\\le 5, \\\\ \\dfrac{24}5-\\dfrac{24}5 x, & 5\\le x<10.\\end{cases}$",
+        "ans": "$y=\\begin{cases} \\dfrac{24}5 x, & 0<x\\le \\dfrac 52, \\\\ \\dfrac{24}5-\\dfrac{24}5 x, & \\dfrac 52\\le x<5.\\end{cases}$",
        "solution": "",
        "duration": -1,
        "usages": [