化简求值:
(1)
;
(2)若
,求
的值.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c3bcb0c715bf9e41990b50006fd151a.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ba625d9c3df4378be3047a38fa23692.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f292291fe6a43d3c1b5de0e56edccab5.png)
更新时间:2023-12-06 19:24:27
|
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解答题-问答题
|
较易
(0.85)
解题方法
【推荐1】求解下列问题:
(1)已知
,
,求
的值.
(2)求
的值.
(1)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81d7acaa3fe60e42621516fce4d12768.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/761cc3a12532407057c82946e342a973.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccc2ab0d57420403731eb14aca7c7d3f.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae41b71f234d337a57e52d67ee7ca15b.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
【推荐1】计算下列各式的值:
(1)
;
(2)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6697071ac87b34af8e974fc3322ee759.png)
(3)
;
(4)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/932d04c9d728471e3c1539274cf76f21.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6697071ac87b34af8e974fc3322ee759.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e716b9229091328e42b16a2f8d2f2fe5.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8293e5109e5ddaf07709d96ae567f8c.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
名校
解题方法
【推荐2】已知函数
为偶函数,函数
为奇函数,
对任意实数
恒成立.
(1)计算
、
的值;
(2)试探究
与
的关系,并证明你的结论.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f786a5701dc1a8a015e8843c3360151b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76262040490d4b828bd34766db081c24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)计算
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f7c57efb5fb91b158e641da042c9b2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a9eed8d517d8c331ed34319521a5912.png)
(2)试探究
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6a917e05cfca420bd81408cc7a02133.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
您最近一年使用:0次