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> 计算:(1)23-1+12-913;(2)(6x2-2x12x)÷32x.-数学
计算:(1)23-1+12-913;(2)(6x2-2x12x)÷32x.-数学
题目简介
计算:(1)23-1+12-913;(2)(6x2-2x12x)÷32x.-数学
题目详情
计算:(1)
2
3
-1
+
12
-9
1
3
;
(2)
(6
x
2
-2x
1
2x
)÷3
2x
.
题型:解答题
难度:中档
来源:不详
答案
(1)原式=
3
-1+2
3
-3
3
=-1;
(2)原式=(3
2x
-
2x
)÷3
2x
=2
2x
÷3
2x
=
class="stub"2
3
.
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题目简介
计算:(1)23-1+12-913;(2)(6x2-2x12x)÷32x.-数学
题目详情
(2)(6
答案
(2)原式=(3