题目内容
(2011•临沂)计算| A.3 | B.5﹣ |
| C.5﹣ | D.2 |
A解析:
﹣6
+
=2×
﹣6×
+2
,
=
﹣2
+2
,
=3
﹣2
.故选A
=2×
=
=3
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相关题目
(2011•临沂)计算
﹣6
+
的结果是( )
| A.3 | B.5﹣ |
| C.5﹣ | D.2 |
题目内容
(2011•临沂)计算| A.3 | B.5﹣ |
| C.5﹣ | D.2 |
(2011•临沂)计算
﹣6
+
的结果是( )
| A.3 | B.5﹣ |
| C.5﹣ | D.2 |