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> 计算或化简:(1)(212-313)×6(2)a8a-2a218a+32a3.-数学
计算或化简:(1)(212-313)×6(2)a8a-2a218a+32a3.-数学
题目简介
计算或化简:(1)(212-313)×6(2)a8a-2a218a+32a3.-数学
题目详情
计算或化简:
(1)(2
12
-3
1
3
)×
6
(2)
a
8a
-2
a
2
1
8a
+3
2
a
3
.
题型:解答题
难度:中档
来源:不详
答案
(1)原式=2
12×6
-3
class="stub"1
3
×6
=12
2
-3
2
=9
2
;
(2)原式=a
8a
-2a2×
2a
4a
+3a
2a
=2a
2a
-
a
2a
2
+3a
2a
=
9a
2a
2
.
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题目简介
计算或化简:(1)(212-313)×6(2)a8a-2a218a+32a3.-数学
题目详情
(1)(2
(2)a
答案
=12
=9
(2)原式=a
=2a
=