解答题:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8b96a88e8c2ef7be44d1e500f266df7.png)
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8b96a88e8c2ef7be44d1e500f266df7.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/222595a7327c500f6643e246238be5ea.png)
更新时间:2023-01-16 09:34:36
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【知识点】 含乘方的有理数混合运算解读
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解答题-计算题
|
较易
(0.85)
【推荐2】(1)计算:﹣12018﹣|﹣2|÷
;
(2)先化简,再求值:6ab﹣[2(a2+ab﹣
)﹣3(a2﹣2ab+b2)﹣1],其中a=﹣1,b=
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bd45a0f98dc22c16ffbf64154777a09.png)
(2)先化简,再求值:6ab﹣[2(a2+ab﹣
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebbfa684a590d9e2440a6b438eb79ecc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
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