添加关联题目(填空改选择)

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wangweiye7840 2023-12-01 10:16:31 +08:00
parent dd99c31b99
commit 368a170fd8
1 changed files with 33 additions and 1 deletions

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@ -608040,6 +608040,37 @@
"space": "",
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},
"022906": {
"id": "022906",
"content": "设$y=f(x)$是定义在$\\mathbf{R}$上的函数, 有以下命题:\\\\\n\\textcircled{1} 若函数$y=f(x)$既是奇函数又是偶函数, 则$f(x)$的值域为$\\{0\\}$; \\\\\n\\textcircled{2} 若函数$f(x)$是偶函数, 则$f(|x|)=f(x)$. 以下正确的说法是\\bracket{20}.\n\\twoch{\\textcircled{1}和\\textcircled{2}都正确}{\\textcircled{1}正确, \\textcircled{2}错误}{\\textcircled{1}错误, \\textcircled{2}正确}{\\textcircled{1}和\\textcircled{2}都错误}",
"objs": [
"K0218001B",
"K0219001B"
],
"tags": [
"第二单元",
"2023届高三-赋能-赋能03"
],
"genre": "",
"ans": "A",
"solution": "",
"duration": -1,
"usages": [],
"origin": "赋能练习-20220924修改-20231201修改",
"edit": [
"20220624\t朱敏慧, 王伟叶",
"20220924\t王伟叶",
"20231201\t王伟叶"
],
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"remark": "",
"space": "",
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"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.",
@ -610791,7 +610822,8 @@
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"remark": "",
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