已知函数
的部分图像如图所示,且
,
的面积等于
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/11/f3724c06-238e-4fde-ba0f-edacc392f2be.png?resizew=180)
(1)求函数
的解析式;
(2)将
图像上所有的点向左平移
个单位长度,得到函数
的图像,若对于任意的
,当
时,
恒成立,求实数
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40e503911b27b65b77a94e789c567548.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df7968194cf13e872ab941231cfc9eb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d49f8a63ddbca52039fa9ab44cda6b29.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/11/f3724c06-238e-4fde-ba0f-edacc392f2be.png?resizew=180)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)将
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15615de1a6df206dbd081251f676578e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adbde4c15a1a0e1c12481785129e9aa8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2210f152080d9a68a97c805f5c1cde96.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3aad29a5dea066766fa0ba45bacb5829.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
22-23高一下·四川南充·期中 查看更多[4]
四川省南充市南充高级中学2022-2023学年高一下学期期中数学试题辽宁省六校2022-2023学年高一下学期6月联考数学试题辽宁省六校协作体2022-2023学年高一下学期第三次考试(6月)数学试题(已下线)第11讲 5.6.2 函数y=Asin(ωx+φ)的图象-【帮课堂】
更新时间:2023-05-05 16:21:53
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相似题推荐
解答题-问答题
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【推荐1】已知函数
是
上的奇函数,其图象关于点
对称,且在区间
上是单调函数,求函数
的解析式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/583fc3fa4c53e163adadbec7760650bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa4583a1de13434ca843fae8a95ef0de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/291c6c37ce441a8ed77c8e3953e8fe1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
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解题方法
【推荐2】某同学作函数f (x) = Asin(
x +
)
在一个周期内的简图时,列表并填入了部分数据,如下表:
(1)请将上表数据补充完整,并求出f (x)的解析式;
(2)若f (x)在区间(m,0)内是单调函数,求实数m的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1028bbe072e5990baab636074949b4bb.png)
![]() | 0 | ![]() | ![]() | ![]() | ![]() |
![]() | ![]() | ![]() | |||
![]() | -3 |
(2)若f (x)在区间(m,0)内是单调函数,求实数m的最小值.
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【推荐1】函数
(
,
,
)的一段图象如图所示.
(1)求函数
的解析式;
(2)将函数
的图象向右平移
个单位,得到
的图象,求函数
的单调递增区间.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af5e2a383cb47eb87493e86c8c40caf0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13378be06b6b01bcad1d261ff14e87cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e04b2fa62cb0e22d7268848987abc0c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8114625c484d5ecfab3828b0b9c88d7.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/17/cf66ab9f-3c72-46c6-ad5a-ed5472173728.png?resizew=157)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c67d01e61dc0042e67b5e8ec8e727c22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
您最近一年使用:0次
解答题-问答题
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解题方法
【推荐2】已知函数
的部分图象如图所示.
(1)求函数
的解析式;
(2)将函数
图象上所有的点向右平移
个单位长度,再将所得图象上每一个点的横坐标变为原来的2倍(纵坐标不变),得到函数
的图象.当
时,方程
恰有三个不相等的实数根,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2f52d734c8a0ad571b21a05769c2a44.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/8/7/187e824c-d429-41cb-b544-579962e26f4f.png?resizew=118)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15615de1a6df206dbd081251f676578e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8454d9fe97998b34ab7571c0aa1e49c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5c69947ff12b0a13e62ecf3dfcde564.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解答题-作图题
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名校
解题方法
【推荐1】求范围和图象:
(1)
的函数图象先向左平移
个单位, 然后横坐标变为原来的
,得到
的图象,求
在
上的取值范围.
(2)如图所示, 请用“五点法”列表,并画出函数
一个周期的图象.
![](https://img.xkw.com/dksih/QBM/2022/3/14/2927732832747520/2937564027559936/STEM/69418aa885c148baad8dd40f0ed7084e.png?resizew=297)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3162d2c7b650bba3e401ffbb1e13bb45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af9955b5aebb73cd84447e8541f901ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f457df0f9d14437a7f0443bb297e6ee8.png)
(2)如图所示, 请用“五点法”列表,并画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2c3d302e263382a01339fa43fece182.png)
![](https://img.xkw.com/dksih/QBM/2022/3/14/2927732832747520/2937564027559936/STEM/69418aa885c148baad8dd40f0ed7084e.png?resizew=297)
![](https://img.xkw.com/dksih/QBM/2022/3/14/2927732832747520/2937564027559936/STEM/c7574a95-f8a7-44e7-a7fd-3fb3a5f67026.png?resizew=376)
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解答题-作图题
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【推荐2】某同学用“描点法”画函数
在区间
上的图象时,列表并填入了部分数据,如下表:
![](https://img.xkw.com/dksih/QBM/2022/5/24/2986464484057088/2987164597239808/STEM/cfb5080d-35b5-4c46-a5cd-88e2709e99fc.png?resizew=271)
(1)请将上表数据补充完整,并在给出的直角坐标系中,画出
在区间
上的图象;
(2)利用函数的图象,直接写出函数
在
上的单调递增区间;
(3)将
图象上所有点向左平移
个单位长度,得到
的图象,若
图象的一个对称中心为
,求
的最小值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e245b921e1d4a735522680b7d6ebf1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4d4e402f43b62a3045d9f0da2e03441.png)
0 | ||||||
1 |
![](https://img.xkw.com/dksih/QBM/2022/5/24/2986464484057088/2987164597239808/STEM/cfb5080d-35b5-4c46-a5cd-88e2709e99fc.png?resizew=271)
(1)请将上表数据补充完整,并在给出的直角坐标系中,画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4d4e402f43b62a3045d9f0da2e03441.png)
(2)利用函数的图象,直接写出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
(3)将
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be5ea79d75512a14d0b4d678b5880a16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1904bb1310226c4b888683caaf0dcf8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
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【推荐3】已知函数
的周期为
,图象的一个对称中心为
,若先把函数
的图象向左平移
个单位长度,然后再把所得图象上各点的横坐标伸长到原来的2倍(纵坐标不变),得到函数
的图象.
(1)求函数
与
的解析式;
(2)设函数中
,试判断
在
内的零点个数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36db901c68dcf6a1b32bb6a7ddb6e795.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f5389990c3a0c5373f3bd9fb2454c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/358c8c0e7bc2f31f50d9aab6b2f84f5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c67d01e61dc0042e67b5e8ec8e727c22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a1cfb60420ff7e72c1b9d64f69ae063.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
(2)设函数中
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/238cabd9cc5d1d6ab4cc4bbd1198f8b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7bfbaeb362904916147b9ad31c12c5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a84ce07dcbbcf8e4b7f246649fb3f835.png)
您最近一年使用:0次