收录24届赋能补充题至7B

This commit is contained in:
wangweiye7840 2024-01-05 09:25:01 +08:00
parent 4b58a25b50
commit 67d41a67d3
1 changed files with 160 additions and 0 deletions

View File

@ -617271,6 +617271,166 @@
"space": "",
"unrelated": []
},
"023033": {
"id": "023033",
"content": "函数 $f(x)=\\sqrt{1-x}+\\dfrac{2}{x}$ 的定义域为\\blank{50}.",
"objs": [],
"tags": [],
"genre": "填空题",
"ans": "",
"solution": "",
"duration": -1,
"usages": [],
"origin": "24届赋能补充题目",
"edit": [
"20240105\t毛培菁"
],
"same": [],
"related": [],
"remark": "",
"space": "",
"unrelated": []
},
"023034": {
"id": "023034",
"content": "设 $\\alpha \\in\\{\\dfrac{1}{3}, \\dfrac{1}{2},-1,-2,3\\}$, 若 $f(x)=x^\\alpha$ 为偶函数, 则 $\\alpha=$\\blank{50}.",
"objs": [],
"tags": [],
"genre": "填空题",
"ans": "",
"solution": "",
"duration": -1,
"usages": [],
"origin": "24届赋能补充题目",
"edit": [
"20240105\t毛培菁"
],
"same": [],
"related": [],
"remark": "",
"space": "",
"unrelated": []
},
"023035": {
"id": "023035",
"content": "已知复数 $z$ 满足 $(1+\\mathrm{i}) \\cdot z=4 \\mathrm{i}$ ($\\mathrm{i}$ 为虚数单位), 则 $z$ 的模为\\blank{50}.",
"objs": [],
"tags": [],
"genre": "填空题",
"ans": "",
"solution": "",
"duration": -1,
"usages": [],
"origin": "24届赋能补充题目",
"edit": [
"20240105\t毛培菁"
],
"same": [],
"related": [],
"remark": "",
"space": "",
"unrelated": []
},
"023036": {
"id": "023036",
"content": "若一个球的体积是其半径的 $\\dfrac{4}{3}$ 倍, 则该球的表面积为\\blank{50}.",
"objs": [],
"tags": [],
"genre": "填空题",
"ans": "",
"solution": "",
"duration": -1,
"usages": [],
"origin": "24届赋能补充题目",
"edit": [
"20240105\t毛培菁"
],
"same": [],
"related": [],
"remark": "",
"space": "",
"unrelated": []
},
"023037": {
"id": "023037",
"content": "在一个袋中装有大小、质地均相同的 9 只球, 其中红色、黑色、白色各 3 只, 若从袋中随机取出两只球, 则至少有一只红球的概率为\\blank{50}(结果用最简分数表示).",
"objs": [],
"tags": [],
"genre": "填空题",
"ans": "",
"solution": "",
"duration": -1,
"usages": [],
"origin": "24届赋能补充题目",
"edit": [
"20240105\t毛培菁"
],
"same": [],
"related": [],
"remark": "",
"space": "",
"unrelated": []
},
"023038": {
"id": "023038",
"content": "设 $a>0$ 且 $a \\neq 1$, 若 $\\log _a(\\sin x-\\cos x)=0$, 则 $\\sin ^4 x+\\cos ^4 x=$\\blank{50}.",
"objs": [],
"tags": [],
"genre": "填空题",
"ans": "",
"solution": "",
"duration": -1,
"usages": [],
"origin": "24届赋能补充题目",
"edit": [
"20240105\t毛培菁"
],
"same": [],
"related": [],
"remark": "",
"space": "",
"unrelated": []
},
"023039": {
"id": "023039",
"content": "下列关于双曲线 $\\Gamma: \\dfrac{x^2}{6}-\\dfrac{y^2}{3}=1$ 的判断, 正确的是 \\bracket{20}.\n\\twoch{渐近线方程为 $x \\pm 2 y=0$}{焦点坐标为 $(3,0)$、$(-3,0)$}{实轴长为 $12$}{顶点坐标为 $(6,0)$ 、 $(-6,0)$}",
"objs": [],
"tags": [],
"genre": "选择题",
"ans": "",
"solution": "",
"duration": -1,
"usages": [],
"origin": "24届赋能补充题目",
"edit": [
"20240105\t毛培菁"
],
"same": [],
"related": [],
"remark": "",
"space": "",
"unrelated": []
},
"023040": {
"id": "023040",
"content": "函数 $y=2 \\cos (2 x+\\dfrac{\\pi}{4})$ 的图像\\bracket{20}.\n\\twoch{关于原点对称}{关于点 $(-\\dfrac{3 \\pi}{8}, 0)$ 对称}{关于 $y$ 轴对称}{关于直线 $x=\\dfrac{\\pi}{4}$ 对称}",
"objs": [],
"tags": [],
"genre": "选择题",
"ans": "",
"solution": "",
"duration": -1,
"usages": [],
"origin": "24届赋能补充题目",
"edit": [
"20240105\t毛培菁"
],
"same": [],
"related": [],
"remark": "",
"space": "",
"unrelated": []
},
"030001": {
"id": "030001",
"content": "若$x,y,z$都是实数, 则:(填写``\\textcircled{1} 充分非必要、\\textcircled{2} 必要非充分、\\textcircled{3} 充要、\\textcircled{4} 既非充分又非必要''之一)\\\\\n(1) ``$xy=0$''是``$x=0$''的\\blank{50}条件;\\\\\n(2) ``$x\\cdot y=y\\cdot z$''是``$x=z$''的\\blank{50}条件;\\\\\n(3) ``$\\dfrac xy=\\dfrac yz$''是``$xz=y^2$''的\\blank{50}条件;\\\\\n(4) ``$|x |>| y|$''是``$x>y>0$''的\\blank{50}条件;\\\\\n(5) ``$x^2>4$''是``$x>2$'' 的\\blank{50}条件;\\\\\n(6) ``$x=-3$''是``$x^2+x-6=0$'' 的\\blank{50}条件;\\\\\n(7) ``$|x+y|<2$''是``$|x|<1$且$|y|<1$'' 的\\blank{50}条件;\\\\\n(8) ``$|x|<3$''是``$x^2<9$'' 的\\blank{50}条件;\\\\\n(9) ``$x^2+y^2>0$''是``$x\\ne 0$'' 的\\blank{50}条件;\\\\\n(10) ``$\\dfrac{x^2+x+1}{3x+2}<0$''是``$3x+2<0$'' 的\\blank{50}条件;\\\\\n(11) ``$0<x<3$''是``$|x-1|<2$'' 的\\blank{50}条件.",