名校
解题方法
1 . 已知
,
.
(1)求
,
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c276b025d8ebd8433210282f9940013f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40c7766e9addbc85d179fb1abcb6e3a0.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3a282d19bf2c827a98d4443330f7ca1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6369cd1db768436809404b1f3c4132c0.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c002ed06ede4fbc7b1062f6527235a1.png)
您最近一年使用:0次
2023-03-08更新
|
248次组卷
|
2卷引用:四川省平昌县第二中学2023-2024学年高一上学期第一次月考数学试题
2 . (1)计算:
;
(2)化简:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47ac275eb0364bc0a83e41649c00bd33.png)
(2)化简:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49ceace8a7209e33a1f55cfccfde1c29.png)
您最近一年使用:0次