计算:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad1a9c49c969f2fab571fa55ac82a6c0.png)
18-19八年级·北京平谷·期末 查看更多[3]
更新时间:2018-12-10 13:18:38
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相似题推荐
解答题-计算题
|
适中
(0.65)
名校
【推荐1】对于正数
,规定
.
例如:
,
,
.
(1)求值:
______ ;
______ .
(2)猜想:
______ .
(3)应用:请结合
的结论,计算下面式子的值:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1510639120a1883e66f13794a9df9179.png)
例如:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71f6b10db5df55b2e729f1c474a6f1c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43e29fd3e1a2c090461cd3e463ecbdb7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/192870540c7a28f07c9325bafb04a94b.png)
(1)求值:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7baa1f729c4eb0ca87a5e1ee88a983da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34bb3f30192f9b0da63dd2dcd2d579b0.png)
(2)猜想:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e87d4bf0ca7b6ac0fefe14cddc93eff0.png)
(3)应用:请结合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f53190d6ead827a6338b9de847aeaf1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e85d1f1da6e6fde70319768753f92cc6.png)
您最近一年使用:0次
解答题-计算题
|
适中
(0.65)
【推荐2】学习分式运算过程中,老师布置了这样一个任务:依据下面的流程图,计算
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/29/fc3afb76-ce14-4094-8311-2e2ddce8564a.png?resizew=295)
(1)依据上面流程图计算
时,需要经历的路径是 (只填写序号);
(2)依据(1)中路径写出正确解答过程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4c2a34e6ef48191d2882c6c9ab1044e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/29/fc3afb76-ce14-4094-8311-2e2ddce8564a.png?resizew=295)
(1)依据上面流程图计算
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4c2a34e6ef48191d2882c6c9ab1044e.png)
(2)依据(1)中路径写出正确解答过程.
您最近一年使用:0次