修改40406题面
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@ -763139,7 +763139,7 @@
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},
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"040406": {
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"id": "040406",
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"content": "若函数$y=f(x)$的图像上每一点的纵坐标保持不变, 横坐标伸长到原来的$2$倍, 再将整个图像沿$\\mathrm{x}$轴向左平移$\\dfrac{\\pi}{2}$个单位, 沿$\\mathrm{y}$轴向下平移$1$个单位, 得到函数$y=\\dfrac{1}{2} \\sin x$的图像, 则$f(x)=$\\blank{50}.",
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"content": "若函数$y=f(x)$的图像上每一点的纵坐标保持不变, 横坐标伸长到原来的$2$倍, 再将整个图像沿$x$轴向左平移$\\dfrac{\\pi}{2}$个单位, 沿$y$轴向下平移$1$个单位, 得到函数$y=\\dfrac{1}{2} \\sin x$的图像, 则$f(x)=$\\blank{50}.",
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"objs": [],
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"tags": [
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"第三单元"
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@ -763151,7 +763151,8 @@
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"usages": [],
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"origin": "2025届高一下学期周末卷07",
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"edit": [
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"20230330\t王伟叶"
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"20230330\t王伟叶",
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"20240401\t王伟叶"
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],
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"same": [],
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"related": [],
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