23-24高二上·上海·课后作业
1 . 根据下列方程,判定直线
与
的位置关系,若相交,求出夹角.
(1)
,
;
(2)
,
;
(3)
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c15d419ac2b9832ef6fb704d98790487.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2db191a381bcc131aad1216844cfe0fc.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b00b8eb5fee88a104b321d1c2d5c5b59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0031a6f0727e81ec9966c95fb2a5eb12.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83342b9d257e062198077c2897e77dc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5810390abd0a156828293ad5885442d8.png)
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2 . 求直线
的倾斜角.(用反三角正切值表示)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047af94fe520e6ec4f554eaa6b1df83e.png)
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23-24高二上·上海·课后作业
3 . 求经过下列两点的直线的斜率与倾斜角:
(1)
、
;
(2)
、
,其中
是常数.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/530e5817131adf2c05b99ff18eb9060f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63297c48d9a2dfecb249f101b571e0a4.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85d23fc512ad69a2d5919ce690407704.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac3cf8a80a8c008e42d6a75ed61ebdc3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
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4 .
三个角的大小关系是_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a552d2bfb76c90357d4b7f85c429e1d.png)
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5 . 下列叙述错误的是( )
A.![]() | B.若![]() ![]() |
C.若![]() ![]() | D.![]() |
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6 . 用反三角函数的形式把下列各式中的x表示出来.
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fd4e1aa53930580b3b2b2e09259b059.png)
(2)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5b8f82bac4bfa67eebe211acc49bb91.png)
(3)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce92abb3e9db4e942968ef06c8d9ef20.png)
(4)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fd4e1aa53930580b3b2b2e09259b059.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5b8f82bac4bfa67eebe211acc49bb91.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce92abb3e9db4e942968ef06c8d9ef20.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e19e93c2ea4a481d84ca49dc50ec3be5.png)
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7 . 已知
,若
,用反正弦符号表示
为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3d450aea0fb89e956fc4caa3a9c59fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c04ca22dba343e23584976deeedf071f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
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8 . ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4f1eefdf01c45f7d4e6cbe97d0a4526.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4f1eefdf01c45f7d4e6cbe97d0a4526.png)
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9 . 已知直线倾斜角
的范围是
,当
时,
等于直线的斜率值.则直线
的倾斜角为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2f897eed68eaf69608ffa4cf9de94a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1eb9fe45c7d4dd213d9c640150daec06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43660b1543b3a2b46185f7629d28a963.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcfc6b5b7ae63a330f0cd8593ee47338.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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10 . 平面直角坐标系内一条直线经过点
,则一条射线初始位置与x轴正半轴重合,绕着原点逆时针旋转至第一次与这条直线平行时,旋转过的角大小为多少,用反三角函数表示?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8dcdb9cee97cdc976e894dc8be1508ce.png)
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