如果单项式
与
能合并,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/934d37c81b2266c7b86bcc11afaf5f91.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72c26f32c6ed6c9dbb44b603ab7a9b40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4df4475d8115216f8791d9289afc7ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/934d37c81b2266c7b86bcc11afaf5f91.png)
更新时间:2020-12-18 20:55:03
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【知识点】 已知同类项求指数中字母或代数式的值解读