已知函数
(
,
,
)的部分图象如图所示.
![](https://img.xkw.com/dksih/QBM/2021/1/22/2641624294883328/2642514647154688/STEM/3a13baed955a41e38e94cd119d1b89ee.png?resizew=302)
(1)求函数
的解析式;
(2)将函数
的图象向右平移
个单位长度,再将得到的图象上各点的横坐标缩短为原来的
,纵坐标不变,得到函数
的图象,若函数
在
上单调递增,当实数
取最大值时,求函数
在
上的最大值.
![](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/a4456675a5dbe545462a22cef9aca8fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa6af3e2115ce0aaf5b99ac70c4441d1.png)
![](https://img.xkw.com/dksih/QBM/2021/1/22/2641624294883328/2642514647154688/STEM/3a13baed955a41e38e94cd119d1b89ee.png?resizew=302)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d88591679796c52024d11c4de641bdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbae0d22d931ac42b565c7990764a2c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbae0d22d931ac42b565c7990764a2c1.png)
20-21高一上·贵州毕节·期末 查看更多[2]
贵州省毕节市威宁县2020-2021学年高一上学期期末考试数学试题(已下线)7.3.2正弦型函数的性质与图像(课时作业)-2020-2021学年高一下学期数学同步精品课堂(新教材人教B版2019 必修第三册)
更新时间:2021-01-23 21:12:43
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【推荐1】已知函数
的部分函数图象如图所示.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/5/6abc4316-780b-48e6-9552-b39bfea26328.png?resizew=115)
(1)求函数
的解析式;
(2)将函数
的图象上所有点纵坐标不变,横坐标变为原来的
倍,得到
的图象,若
在区间
上单调递增,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b85fb56cb5c3722cd71e253a898475b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/5/6abc4316-780b-48e6-9552-b39bfea26328.png?resizew=115)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e3a11957aa375884dfc1922f351a895.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33aea993852b1714b56297b1696abf4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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【推荐2】已知函数
.
(1)求函数
在区间
上的最大值和最小值;
(2)若
,求
的值;
(3)若函数
在区间
上是单调递增函数,求正数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e58ec35819bd449a0444c748d6f0971.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44d51992c05a557cf6058664f1f8961e.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1091f8fa3f626b585a61293ec2c6e34b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcfdf98213115dc7a6646d1417702a0e.png)
(3)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89f22655f0f6b649b0600a1d2c75a590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33aea993852b1714b56297b1696abf4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
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【推荐1】已知函数
的部分图象如图所示.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/19/b5c9abe3-14c6-41b6-aeba-a29456e10d4f.png?resizew=167)
(1)求
和
的值;
(2)设
,已知函数
在
上存在零点,求实数
的最小值和最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af5e2a383cb47eb87493e86c8c40caf0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3731e4fe7dbd8899acb023f8647b71af.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/19/b5c9abe3-14c6-41b6-aeba-a29456e10d4f.png?resizew=167)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4388cd8f65e3fafbefc51edc15623e47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c98fca050c0b3737f691edab481ca532.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb935734bfd51c3338f223934a668e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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【推荐2】已知函数
的部分图象如图所示.
![](https://img.xkw.com/dksih/QBM/2022/1/13/2893493809651712/2895944263720960/STEM/30eba8588cb54d27875d11d189a9a60c.png?resizew=175)
(1)求
的解析式;
(2)先把
的图象向左平移
个单位,再向上平移1个单位,得到函数
的图象,若当
时,求函数
的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14b7acc78520f10b241b222a78a9fc2b.png)
![](https://img.xkw.com/dksih/QBM/2022/1/13/2893493809651712/2895944263720960/STEM/30eba8588cb54d27875d11d189a9a60c.png?resizew=175)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)先把
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c67d01e61dc0042e67b5e8ec8e727c22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/966526a7c04089034579bff3a0e64f63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
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【推荐3】已知函数
的部分图象如图所示,其相邻的两个最值点P,Q的距离为
,且![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac69feaec8ab587f8ac157cfd1d4a406.png)
![](https://img.xkw.com/dksih/QBM/2022/4/20/2962341694259200/2964134714269696/STEM/b316b185-f4d7-421a-adeb-5ab6d82e69c8.png?resizew=276)
(1)求函数f(x)的解析式;
(2)若将函数f(x)的图象向左平移2个单位长度后得到函数g(x)的图象,关于x的不等式
在[0,2]上恒成立,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15186cc92b3fd7e81bc67337b96563dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50690dab38f4512eb72e18b7f86cf6f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac69feaec8ab587f8ac157cfd1d4a406.png)
![](https://img.xkw.com/dksih/QBM/2022/4/20/2962341694259200/2964134714269696/STEM/b316b185-f4d7-421a-adeb-5ab6d82e69c8.png?resizew=276)
(1)求函数f(x)的解析式;
(2)若将函数f(x)的图象向左平移2个单位长度后得到函数g(x)的图象,关于x的不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c1f9074a19c508365efc8035ae628b3.png)
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【推荐1】已知函数
在一个周期内的图象如图所示.
的表达式;
(2)把
的图象上所有点的横坐标缩短到原来的
纵坐标不变
,再把得到的图象向下平移一个单位,再向左平移
个单位,得到函数
的图象,若
,求函数
的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3170b416e2f05afa16e815d841af8bee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)把
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16bc439cfab478a1e9b1e0c81ba97049.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04582116cd765fcc5a52f44279ad6c94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/984c91dae01392fcf748ec3ec75ab6c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a1cfb60420ff7e72c1b9d64f69ae063.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d6047df3cd0b87671db05851eaafa6c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a1cfb60420ff7e72c1b9d64f69ae063.png)
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【推荐2】已知函数
的一条对称轴为
,且最高点的纵坐标是
.
(1)求
的最小值及此时函数
的最小正周期、初相;
(2)在(1)的情况下,设
,求函数
在
上的最大值和最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bacea6de3f540adb4c9975ba937f910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95a2ec02caf837c6e7e0b76dd9acc7f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)在(1)的情况下,设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26aa6db44427ad484ab9553bafcc9247.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff44f3c64beb8b39b02d4812a20d7918.png)
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