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录入金山2023届二模

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WangWeiye 2023-04-14 14:44:47 +08:00
parent dd46f142fe
commit a29d5474b0
2 changed files with 70 additions and 70 deletions
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98
工具/文本文件/metadata.txt
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@ -1,64 +1,64 @@
ans
15017
$[2,3)$
15038
$0$
15018
$(0,1)$
15019
$y=x^3$
15020
$-1$
15021
$3\cdot 2^{n-1}-1$
15022
$160$
15023
$\dfrac 23$
15024
$n(n-1)$
15025
$\dfrac\pi 3$
15026
$0.004$
15027
15039
$(1,2)$
15028
$4$
15040
$y=\pm \dfrac 43 x$
15029
B
15041
$\dfrac\pi 4$
15030
A
15042
$10$
15031
B
15043
$3-\mathrm{i}$
15032
15044
$-19$
15045
$\dfrac 12$
15046
$8$
15047
$(0,\dfrac 56]$
15048
$(2-\sqrt{2},3)$
15049
$\sqrt{29}-2$
15050
D
15051
C
15033
(1) 最小正周期为$\pi$, 函数在$[k\pi-\dfrac{\pi}{12},k\pi+\dfrac{5\pi}{12}]$($k\in \mathbf{Z}$)上为增函数, 在$[k\pi-\dfrac{5\pi}{12},k\pi+\dfrac{11\pi}{12}]$($k\in \mathbf{Z}$)上为减函数; (2) $[\dfrac{\sqrt{3}}2,1)$
15052
B
15034
(1) $\arccos \dfrac{\sqrt{2}}4$; (2) 证明略, 距离为$\dfrac{\sqrt{15}}5$
15053
B
15035
(1) $\hat{y}=11.2x-42.4$; (2) 当产量为$20$件时, 月利润的期望最大, 最大期望为$1218.4$万元.
15054
(1) $2$; (2) $2+\dfrac 23\sqrt{3}$
15036
(1) 焦点为$(1,0)$, 准线为$x=-1$; (2) $20$; (3) 存在定点, 坐标为$(5,-2)$
15055
(1) $\arctan \dfrac 12$; (2) 证明略, 距离为$\dfrac{2\sqrt{5}}5$
15037
(1) $A$点在$y=1$上, $B$点不在$\Psi$的任何一条直线上; (2) $(x_0^3,+\infty)$; (3) $\Omega$的包络是曲线$y=x^3$($x>0$), $\Psi$的包络是抛物线$y=\dfrac{x^2}{4}+1$
15056
(1) 分布为$\begin{pmatrix}600 & 900 \\ \dfrac 35 & \dfrac 25\end{pmatrix}$; (2) 当$n$为$600$时, $Y$的期望达到最大值, 最大值为$3000$元
15057
(1) $\dfrac{x^2}{4}+y^2=1$; (2) $x^2+y^2=6-2\sqrt{5}$; (3) $\sqrt{5}-1$
15058
(1) $\lambda=-1$; (2) $k=1$; (3) $(-\infty,-1)$

42
题库0.3/Problems.json
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@ -370721,7 +370721,7 @@
"第一单元"
],
"genre": "填空题",
"ans": "",
"ans": "$0$",
"solution": "",
"duration": -1,
"usages": [],
@ -370742,7 +370742,7 @@
"第一单元"
],
"genre": "填空题",
"ans": "",
"ans": "$(1,2)$",
"solution": "",
"duration": -1,
"usages": [],
@ -370763,7 +370763,7 @@
"第七单元"
],
"genre": "填空题",
"ans": "",
"ans": "$y=\\pm \\dfrac 43 x$",
"solution": "",
"duration": -1,
"usages": [],
@ -370784,7 +370784,7 @@
"第五单元"
],
"genre": "填空题",
"ans": "",
"ans": "$\\dfrac\\pi 4$",
"solution": "",
"duration": -1,
"usages": [],
@ -370805,7 +370805,7 @@
"第八单元"
],
"genre": "填空题",
"ans": "",
"ans": "$10$",
"solution": "",
"duration": -1,
"usages": [],
@ -370826,7 +370826,7 @@
"第五单元"
],
"genre": "填空题",
"ans": "",
"ans": "$3-\\mathrm{i}$",
"solution": "",
"duration": -1,
"usages": [],
@ -370847,7 +370847,7 @@
"第二单元"
],
"genre": "填空题",
"ans": "",
"ans": "$-19$",
"solution": "",
"duration": -1,
"usages": [],
@ -370868,7 +370868,7 @@
"第八单元"
],
"genre": "填空题",
"ans": "",
"ans": "$\\dfrac 12$",
"solution": "",
"duration": -1,
"usages": [],
@ -370889,7 +370889,7 @@
"第一单元"
],
"genre": "填空题",
"ans": "",
"ans": "$8$",
"solution": "",
"duration": -1,
"usages": [],
@ -370910,7 +370910,7 @@
"第三单元"
],
"genre": "填空题",
"ans": "",
"ans": "$(0,\\dfrac 56]$",
"solution": "",
"duration": -1,
"usages": [],
@ -370931,7 +370931,7 @@
"第二单元"
],
"genre": "填空题",
"ans": "",
"ans": "$(2-\\sqrt{2},3)$",
"solution": "",
"duration": -1,
"usages": [],
@ -370952,7 +370952,7 @@
"第五单元"
],
"genre": "填空题",
"ans": "",
"ans": "$\\sqrt{29}-2$",
"solution": "",
"duration": -1,
"usages": [],
@ -370973,7 +370973,7 @@
"第一单元"
],
"genre": "选择题",
"ans": "",
"ans": "D",
"solution": "",
"duration": -1,
"usages": [],
@ -370994,7 +370994,7 @@
"第九单元"
],
"genre": "选择题",
"ans": "",
"ans": "C",
"solution": "",
"duration": -1,
"usages": [],
@ -371015,7 +371015,7 @@
"第六单元"
],
"genre": "选择题",
"ans": "",
"ans": "B",
"solution": "",
"duration": -1,
"usages": [],
@ -371036,7 +371036,7 @@
"第四单元"
],
"genre": "选择题",
"ans": "",
"ans": "B",
"solution": "",
"duration": -1,
"usages": [],
@ -371057,7 +371057,7 @@
"第三单元"
],
"genre": "解答题",
"ans": "",
"ans": "(1) $2$; (2) $2+\\dfrac 23\\sqrt{3}$",
"solution": "",
"duration": -1,
"usages": [],
@ -371078,7 +371078,7 @@
"第六单元"
],
"genre": "解答题",
"ans": "",
"ans": "(1) $\\arctan \\dfrac 12$; (2) 证明略, 距离为$\\dfrac{2\\sqrt{5}}5$",
"solution": "",
"duration": -1,
"usages": [],
@ -371099,7 +371099,7 @@
"第八单元"
],
"genre": "解答题",
"ans": "",
"ans": "(1) 分布为$\\begin{pmatrix}600 & 900 \\\\ \\dfrac 35 & \\dfrac 25\\end{pmatrix}$; (2) 当$n$为$600$时, $Y$的期望达到最大值, 最大值为$3000$元",
"solution": "",
"duration": -1,
"usages": [],
@ -371120,7 +371120,7 @@
"第七单元"
],
"genre": "解答题",
"ans": "",
"ans": "(1) $\\dfrac{x^2}{4}+y^2=1$; (2) $x^2+y^2=6-2\\sqrt{5}$; (3) $\\sqrt{5}-1$",
"solution": "",
"duration": -1,
"usages": [],
@ -371141,7 +371141,7 @@
"第二单元"
],
"genre": "解答题",
"ans": "",
"ans": "(1) $\\lambda=-1$; (2) $k=1$; (3) $(-\\infty,-1)$",
"solution": "",
"duration": -1,
"usages": [],