计算
(1)
(2)(a2)3·(a2)4÷(a2)5;
(3)[(6x3y2)2+3(4x2y3-x2)]÷(﹣3x2);
(4)598×602(用简便方法计算).
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82498d898f497a107d701f166da8a2e8.png)
(2)(a2)3·(a2)4÷(a2)5;
(3)[(6x3y2)2+3(4x2y3-x2)]÷(﹣3x2);
(4)598×602(用简便方法计算).
更新时间:2021-03-07 13:46:52
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