下列各式的运算结果等于a8的有( )个
①![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b873728c6a4f616240749f1afd9392d0.png)
②![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f43fc3a9d862121f794045729daa44e0.png)
③![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11690c630126f2652146ad32b4b1c958.png)
④![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60f84377d0178a674d974ae7c258c554.png)
⑤![](https://staticzujuan.xkw.com/quesimg/Upload/formula/949f9888cc18613a63ab81681d53850b.png)
⑥![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e71e71db9624604a54330d1fd7a8770.png)
⑦![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ae9fcf0448dd6b13939ceb684604b47.png)
⑧
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b873728c6a4f616240749f1afd9392d0.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f43fc3a9d862121f794045729daa44e0.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11690c630126f2652146ad32b4b1c958.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60f84377d0178a674d974ae7c258c554.png)
⑤
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/949f9888cc18613a63ab81681d53850b.png)
⑥
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e71e71db9624604a54330d1fd7a8770.png)
⑦
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ae9fcf0448dd6b13939ceb684604b47.png)
⑧
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dae7ed5b1279ec604eabc76eed41f5d.png)
A.4 | B.5 | C.6 | D.7 |
更新时间:2022-11-21 10:28:16
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【推荐2】下列运算正确的是( )
A.m2+2m3=3m5 | B.(m2)3=m6 | C.m2•m3=m6 | D.(mn)3=mn3 |
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