解题方法
1 . 已知
,
,
,当
时,求实数x,y应满足的关系式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/feb1d8aaeee056be99965d2ccc93d074.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a1d27a95a65d5f5c0b0bc2b1471d855.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05465068c2b6bd31d8c6486339224ea0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16335a23fce896ca6b5a25bcae9272b5.png)
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解题方法
2 . 已知
,
,当
,
满足下列条件时,分别求
的值.
(1)
;
(2)
;
(3)
与
的夹角为
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29276b43a2950ed71f0f9629a35dfa74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e405db6c09d6ab5739cabbb63cd3b3bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/854e16eb319ee454088f5b527cf6c4d5.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02f7d08d10754ff3903d139768f40530.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bf21fef3026cfe445a855c94cab5c84.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1cde7aace5b888a1a1c26fb911e2f49.png)
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2023-10-09更新
|
729次组卷
|
4卷引用:复习题二
解题方法
3 . 已知
的两条对角线相交于点O,以
,
为基向量,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d46a1f8d0fa429480917c5c126870d44.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5138a9f70d5e8b0580e30fef6eb7baef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f3adc4ed291596abf3bb93ae7a075d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e984585ddf28c039219afcebf229de7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d46a1f8d0fa429480917c5c126870d44.png)
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解题方法
4 . 若向量
,
满足
,且
,
,则
( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc5917408871cc756fd6b69029a126d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbe0c5d119ec2029a51b2592968d8f49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39a91076024092ffb64127af2edf8779.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcaa4737bfb1bf1cf73324c2d3f3e0d0.png)
A.2 | B.![]() | C.1 | D.![]() |
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5 . 为了得到函数
的图象,只需将函数
的图象上各点( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c01393aa9c8ee91de0c3cf2fcbb97f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e8f0944dcbfab2c5cc7cf4396dfd423.png)
A.横坐标伸长为原来的![]() |
B.横坐标缩短为原来的![]() |
C.纵坐标伸长为原来的![]() |
D.纵坐标缩短为原来的![]() |
您最近一年使用:0次
2023-10-09更新
|
1066次组卷
|
4卷引用:习题 1-6
(已下线)习题 1-6北师大版(2019)必修第二册课本习题 习题1-6内蒙古自治区通辽市科尔沁左翼中旗实验高级中学2023-2024学年高三上学期第二次月考数学(文)试题(已下线)专题23函数y=Asin(ωx+φ) -【倍速学习法】(人教A版2019必修第一册)
名校
6 . 为了得到函数
的图象,只需将余弦函数
图象上各点( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7c9577683bed1bbfce38f7135963af1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58c65d71e57e6e7697e2f627dcd58583.png)
A.横坐标向左平移![]() |
B.横坐标向右平移![]() |
C.横坐标向左平移![]() |
D.横坐标向右平移![]() |
您最近一年使用:0次
2023-10-09更新
|
390次组卷
|
4卷引用:习题 1-6
(已下线)习题 1-6北师大版(2019)必修第二册课本习题 习题1-6(已下线)5.6 函数y=Asin(ωx+φ)精练-【题型分类归纳】(人教A版2019必修第一册)湖南省常德市汉寿县第一中学2023-2024学年高一下学期入学考试数学试题
7 . 画下列函数在一个周期上的图象:
(1)
;
(2)
;
(3)
;
(4)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96b747c51167f5db1e9f2d9bfbd7e45a.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a507e71cb602f05128d3b8fa6842824d.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bca415f96ce79bfe4ae2f1bcd47acdd.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f74a215f62279fb395cef4952afc97a.png)
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8 . 求下列函数的单调区间:
(1)
;
(2)
;
(3)
;
(4)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1c2a56d3a7310a5b9ea0feead56f6db.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/269a5115a182ea64656b003890d06f96.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/511097d522b120437be80c205e9ef2d4.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42b4b19747d0c28b3eea46ed1a211d6b.png)
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解题方法
9 . 函数
一个周期的图象如图所示,试确定A,ω,φ的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05db5fa50d59fb5f7ff45156b1ee0f46.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/28/8d6ff101-68c6-487c-b891-8f7b6c48b5a1.png?resizew=172)
您最近一年使用:0次
解题方法
10 . 不画图,写出下列函数的振幅、周期和初相,并说明这些函数的图象可以由正弦曲线
经过怎样的变换得到:
(1)
;
(2)
;
(3)
;
(4)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2b9643da0c0fea4f099f9a9133d6076.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8acd7f95998efbcdc02b2e49d5dd1a91.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ccd3f76861206f7aac04c9eb96458b.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a953f85e477a1bb65e3c1cf6e4277ab6.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6e452e350d40190640b9a0690816c3a.png)
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