24-25高一上·全国·课后作业
解题方法
1 .
. ( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdcf6de6d0d61b174201fef3bd85e67b.png)
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解题方法
2 . 判断正误(正确的填“正确”,错误的填“错误”)
(1)已知
是三角形的内角,则必有
,
.( )
(2)若
,则角
为第一象限角.( )
(3)对于任意角
,三角函数
、
、
都有意义.( )
(4)三角函数值的大小与点
在终边上的位置无关.( )
(1)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb6e94acb09a3d0e51aab9df90ad1b35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57c8e147be3c14f91b4d549c18269880.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79c08bf360d4f12c0880d5a05fb87b44.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
(3)对于任意角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b4179e1ab8705cf19ea7aaf48888843.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d66c03d4ca06819a6ce7fc8ea6de0f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc9750c313ee972124cb62c4a6fb7ea.png)
(4)三角函数值的大小与点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aee82283f06cedef32eb15b87964f5d2.png)
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解题方法
3 . 判断正误(正确的写正确,错误的写错误)
(1)将函数
的图象向左平移
个单位,得到函数
的图象.( )
(2)将函数
图象上各点的纵坐标变为原来的2倍,便得到函数
的图象.( )
(3)把函数
的图象上点的横坐标伸长到原来的3倍就得到函数
的图象.( )
(4)函数
的图象向右平移
个单位得到
的图象.( )
(1)将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2b9643da0c0fea4f099f9a9133d6076.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d49f8a63ddbca52039fa9ab44cda6b29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58c65d71e57e6e7697e2f627dcd58583.png)
(2)将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2b9643da0c0fea4f099f9a9133d6076.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a09926b9ee45adb27db40d91306684d.png)
(3)把函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58c65d71e57e6e7697e2f627dcd58583.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e20cffedfd51c94c88d64ee4bd8b0b1b.png)
(4)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54e960ab40ee6533d55c4eb3303bb4c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac1a63ab608517bb10aa036783dfb51f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66e0b8976a6e7e6e3985ac34e323c3f6.png)
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解题方法
4 . 判断正误(正确的写正确,错误的写错误)
(1)
时,函数
取得最大值为
.( )
(2)函数
关于
对称,则
.( )
(3)
,则
为锐角.( )
(4)函数
的值域是
.( )
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60eeccd121aa2d2bfe10b29a058e4866.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61c793183ec51b2304e5f3eb0e422a15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
(2)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f0bedc0b60d6b4ec18ff582bbbb1e21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60eeccd121aa2d2bfe10b29a058e4866.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93d6401d284eac57ec45e9833713e382.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.png)
(4)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/720a213c84fe098182f268548c73845f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/304226ca50149b49702928e44d565964.png)
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5 . 判断正误(正确的写正确,错误的写错误)
(1)
是
的倍角,
是
的倍角.( )
(2)二倍角的正弦、余弦、正切公式的适用范围是任意角.( )
(3)存在角
,使得
成立.( )
(4)对于任意角
,总有
.( )
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e09f77f82af581e630a9d834de3bcf7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b65e802bb1713b07e70be75488282d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b65e802bb1713b07e70be75488282d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e08b574831233d2b3d1f5a9a48733f63.png)
(2)二倍角的正弦、余弦、正切公式的适用范围是任意角.
(3)存在角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/265b833d3996bc15fa4f5d6bba1cb86a.png)
(4)对于任意角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e09f1768c70617a578cdd9b2718983bc.png)
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6 . 判断正误(正确的打“正确”,错误的打“错误”)
(1)函数
的图像向右平移
个单位得到函数
的图像.( )
(2)函数
的图像关于x轴对称.( )
(3)函数
,
的图像与函数
,
的图像的形状完全一致.( )
(4)函数
的图像向右平移
个单位得到的不是
的图像( )
(1)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2392c06b5e7b25a5e71f3d92f3ea6c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d49f8a63ddbca52039fa9ab44cda6b29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a882480d8a4dd62ea25d452c8ecbff45.png)
(2)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a882480d8a4dd62ea25d452c8ecbff45.png)
(3)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2392c06b5e7b25a5e71f3d92f3ea6c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3d522bc300ad0da08739b1c39198bdc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a882480d8a4dd62ea25d452c8ecbff45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3d522bc300ad0da08739b1c39198bdc.png)
(4)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2392c06b5e7b25a5e71f3d92f3ea6c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8cff7d666e25bb4aee597137591f15b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a882480d8a4dd62ea25d452c8ecbff45.png)
您最近一年使用:0次
7 . 若
,则
与
为共线向量. ( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f9f8764c76c9b62a0a60af753a1e82c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
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名校
8 . 若向量
,则
或
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c05f1d68b133c5d2f76a06186e0ffb08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58ce380bce6978d2acd0742bed4e98e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ecfaf651f46c6915a3f463d67ec0e5c.png)
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名校
9 . ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1f987c777f3aaf496edfe74674af627.png)
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1f987c777f3aaf496edfe74674af627.png)
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名校
解题方法
10 . 角
终边经过点(-3,4),则
.( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eeee28deaf9f30e505b208f835dce0d4.png)
您最近一年使用:0次