请完成以下题目
(1)观察图①中的图形与等式的关系,并填空:______ ,______
的代数式填空:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83c87e68bf1dc36b7866d1f2cc45c41f.png)
_______ ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f48422f6d62dc6b8e781d3813ea1b46d.png)
____ .
(1)观察图①中的图形与等式的关系,并填空:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83c87e68bf1dc36b7866d1f2cc45c41f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f48422f6d62dc6b8e781d3813ea1b46d.png)
更新时间:2024-06-16 14:26:46
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【知识点】 用代数式表示数、图形的规律解读
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适中
(0.65)
【推荐1】观察以下等式:
第
个等式:
,第
个等式:
,
第
个等式:
,第
个等式:
,
第
个等式:
,……
按照以上规律,请写出第
个等式(用含
的等式表示):______ .
第
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/879fcb396a9b3d5654de6972c1b44a57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2b751e88063d3180ae7b1c887cc45d5.png)
第
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d1107389675d32b56ec097464c14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67384f0f8fcd71a1ac98f87d5d2c0ae7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eb484fdbec5c4f3e0b8ed177201602a.png)
第
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d91e07104b699c4012be2d26160976a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74f2aa1e09cb0a46b60d49d71ac64eb2.png)
按照以上规律,请写出第
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
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