修改23675题面的错误

This commit is contained in:
weiye.wang 2024-01-24 20:41:11 +08:00
parent ba6be65439
commit 3c720f4c5c
1 changed files with 3 additions and 2 deletions

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@ -639733,7 +639733,7 @@
},
"023675": {
"id": "023675",
"content": "$, 且甲、乙两地相距 $100 \\mathrm{km}$,则当汽车以\\blank{50}$\\mathrm{km}/ \\mathrm{h}$ 的速度匀速行驶时, 从甲地到乙地的耗油量最少.",
"content": "统计表明: 某种型号的汽车在匀速行驶中每小时的耗油量 $y(L)$ 关于行驶速度 $x(\\mathrm{km}/ \\mathrm{h})$的函数解析式可以表示为 $y=\\dfrac{1}{128000}x^3-\\dfrac{3}{80}x+8$, $x \\in(0,120]$, 且甲、乙两地相距 $100 \\mathrm{km}$, 则当汽车以\\blank{50}$\\mathrm{km}/ \\mathrm{h}$ 的速度匀速行驶时, 从甲地到乙地的耗油量最少.",
"objs": [],
"tags": [],
"genre": "填空题",
@ -639743,7 +639743,8 @@
"usages": [],
"origin": "自拟题目",
"edit": [
"20240124\t毛培菁"
"20240124\t毛培菁",
"20240124\t王伟叶"
],
"same": [],
"related": [