1 . 解下列方程:
(1)
;
(2)
;
(3)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9457ac8cc835f8811610d3d4e904419f.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c451644885c304af59a34095222fb36f.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/402fbf78e1ab512c618b57a8142c24be.png)
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2 . 求下列各式的值:
(1)
;
(2)
;
(3)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5ab44304b4e25b6ba14b6f2d0a0a642.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f19fca2f24785bae16f99591f8bc70d3.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2586da6a31150e10e1ff3eca6872a222.png)
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3 . 已知函数
,
.
(1)作出函数
的图象;
(2)求方程
的解.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb1152dac89a5550489f036c7c59fc72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37440b57fe2ffc13f2a873e38f55d29b.png)
(1)作出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)求方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e1a4f3d0f4f608ea4e8481843d19429.png)
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2020-01-14更新
|
619次组卷
|
2卷引用:江苏省盐城市滨海县2019-2020学年高一上学期期末数学试题
4 . 求下列方程的解集:
(1)
;
(2)
;
(3)
(
为锐角).
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0db9531b7cf041a31653d81a3bb97ad8.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e328e9450521d8ad6dd0b9a1e15beb2f.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26a64f453f74962e67ba822afc758f1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
真题
5 . 已知
是方程
两根中较小的根,求
的值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc9750c313ee972124cb62c4a6fb7ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0655265d77229adde9d9416c4f9db2f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
您最近一年使用:0次
2019-11-09更新
|
169次组卷
|
2卷引用:沪教版 高一年级第二学期 领航者 第六章 6.5 最简三角方程
6 . 求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79f5d139a844a7f51183328d59db6bd0.png)
您最近一年使用:0次
7 . 解下列方程:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d3be549ba981045123a21fdd88cd4a7.png)
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d3be549ba981045123a21fdd88cd4a7.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fb1675b5dd5148d95c811feac9fc55c.png)
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8 . 求
等的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bba10d7f170f8a26c3367a57e1d5f6b7.png)
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9 . 解关于
的方程:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3214c5ac21363eacee0ae8fc6ffba31e.png)
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10 . 如图,在△ABC中,0为边BC的中点,点M、N分别在边AB、AC上,且AM=6,MB =4,AN=4,NC=3,∠MON=
,求∠A的大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7a0387fc1258f31e44a10068c0ccfd0.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/17/eb0e46b5-c958-440e-847a-46f820544a95.png?resizew=130)
您最近一年使用:0次
2018-12-16更新
|
141次组卷
|
2卷引用:2011年新知杯上海市高中数学竞赛试题