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计算a6b2÷（ab）2的结果是（ ）
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教案备课库《第12章综合能力检测卷》真题及答案
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计算3a·2b的结果是
3ab
6a
6ab
5ab
计算3a·2b的结果是
3ab
6a
6ab
5ab
计算ab23的结果是
ab
5
ab
6
a
3
b
5
a
3
b
6
计算a-b2的结果是
a
2
-b
2
a
2
-2ab+b
2
a
2
+2ab－b
2
a
2
＋2ab+b
2
计算3a•2b的结果是
3ab
6a
6ab
5ab
已知a＋b＝1ab＝－4计算a－2b－2的结果是
1
－1
2
－2
计算3a•2b的结果是
3ab
6a
6ab
5ab
化简﹣6ab+ba+8ab的结果是
2ab
3
﹣3ab
3ab
计算－4×－2的结果是
8
－8
6
－2
计算3a·2b的结果是
3ab
6a
6ab
5ab
计算3a•2b的结果是
3ab
6a
6ab
5ab
计算ab23的结果是
3ab
2
ab
6
a
3
b
5
a
3
b
6
计算ab2的结果是
2ab
a
2
b
a
2
b
2
ab
2
计算－4×－2的结果是·······································
8
－8
6
－2
计算﹣3a•2b正确的结果是
﹣6ab
6ab
﹣ab
ab
计算－ab23的结果是
ab
6
－ab
6
a
3
b
6
－a
3
b
6
计算ab23的结果是
ab
5
ab
6
a
3
b
5
a
3
b
6
计算﹣3a•2b正确的结果是
﹣6ab
6ab
﹣ab
ab
计算ab2的结果是
2ab
a
2
b
a
2
b
2
ab
2
计算ab2的结果是
2ab
a
2
b
a
2
b
2
ab
2
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