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修改24733,24734,24737题面

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wangweiye7840 2024-03-19 15:45:21 +08:00
parent 4925ad6bb9
commit ebef344416
1 changed files with 9 additions and 6 deletions
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15
题库0.3/Problems.json
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@ -686976,7 +686976,7 @@
},
"024733": {
"id": "024733",
"content": "函数$y=\\sin x+\\sqrt{3}\\cos x$, $x \\in(-\\dfrac{\\pi}{3}, \\dfrac{\\pi}{2})$ 的值域为\\blank{50}.",
"content": "函数$y=1-2\\cos^2(x-\\dfrac{\\pi}{4})$是\\blank{50}函数.(填写奇偶性)",
"objs": [],
"tags": [],
"genre": "填空题",
@ -686986,7 +686986,8 @@
"usages": [],
"origin": "自拟题目",
"edit": [
"20240319\t朱敏慧"
"20240319\t朱敏慧",
"20240319\t王伟叶"
],
"same": [],
"related": [],
@ -686996,7 +686997,7 @@
},
"024734": {
"id": "024734",
"content": "若函数 $y=\\sin (55 x+\\varphi-\\dfrac{\\pi}{3})$ 是偶函数, 则 $\\varphi=$\\blank{50}.",
"content": "已知$\\varphi \\in [0,2\\pi]$, 若函数 $y=\\sin (55 x+\\varphi-\\dfrac{\\pi}{3})$ 是偶函数, 则 $\\varphi=$\\blank{50}.",
"objs": [],
"tags": [],
"genre": "填空题",
@ -687006,7 +687007,8 @@
"usages": [],
"origin": "自拟题目",
"edit": [
"20240319\t朱敏慧"
"20240319\t朱敏慧",
"20240319\t王伟叶"
],
"same": [],
"related": [
@ -687062,7 +687064,7 @@
},
"024737": {
"id": "024737",
"content": "已知函数 $y=f(x), x \\in \\mathbf{R}$ 的周期是 $2$,当 $x \\in[0,2)$ 时, $f(x)=3^x$ ,则当 $x \\in[4,6)$ 时, $f(x)=$\\blank{50}.",
"content": "已知函数 $y=f(x)$, $x \\in \\mathbf{R}$ 的周期是 $2$, 当 $x \\in[0,2)$ 时, $f(x)=3^x$ ,则当 $x \\in[4,6)$ 时, $f(x)=$\\blank{50}.",
"objs": [],
"tags": [],
"genre": "填空题",
@ -687072,7 +687074,8 @@
"usages": [],
"origin": "自拟题目",
"edit": [
"20240319\t朱敏慧"
"20240319\t朱敏慧",
"20240319\t王伟叶"
],
"same": [],
"related": [