计算:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f018e153e3fa8ceab7f42b492983bb3.png)
_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f018e153e3fa8ceab7f42b492983bb3.png)
2023八年级·全国·专题练习 查看更多[1]
(已下线)第14单元01讲
更新时间:2023-08-25 01:30:57
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适中
(0.65)
【推荐1】我们知道下面的结论:若
,则
.利用这个结论解决下列问题:设
,
,
.现给出关于
之间的关系式:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e1c9ae241fd78126274c65e17990c88.png)
;![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c650fe55b7603f106c53ca2423451c6.png)
;![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f82e415812cca9545611c0faa0c01b1c.png)
;![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d8b8edd94bc4d5d517ec77e56800e41.png)
.其中正确的有_____________ .(填序号)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b44c3ee3aabd0211198dedfdddfbb2c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0a4480988244a9d04ec293975db2cc0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/171b7cb82d7837dc530f9e0893c02cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f9555cbd375ed43883854366fb8c181.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84c40be602bf7200c1fee195794ed82c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8bde8987f25d3c1569ce304acaaf6e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e1c9ae241fd78126274c65e17990c88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02742fd9bf8122b22b570ddd1a39c4a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c650fe55b7603f106c53ca2423451c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebe04fba0e41a896f1afefc90d92264b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f82e415812cca9545611c0faa0c01b1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebfbb2d5d53684ee62ef90ae0a1e5008.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d8b8edd94bc4d5d517ec77e56800e41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff7c90a45c109721a6a12e932d959f79.png)
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