计算:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61c657d4c94c957fb8d42389d283c286.png)
(2)化简:
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61c657d4c94c957fb8d42389d283c286.png)
(2)化简:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c235e2ed10ea904884dccc28d690fe67.png)
更新时间:2024-02-24 20:07:18
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解答题-计算题
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【推荐2】已知
,
.
(1)计算:
.
(2)若
的值与
的取值无关,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab6ea661f4b030c0df2efe7f45cf00c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7beb1920beb2f85ff46c668d19132859.png)
(1)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97a31f0e2f05bbef9aedc1b8bde981a6.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/559eadcc10920971d3dc24cf139b48e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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