题目内容
(1)计算2×(-3)+(-3)0-
(2)化简:![]()
答案:
解析:
解析:
|
(1)解:原式=-6+1-2 =-7 (2)解:原式= = = |
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题目内容
(1)计算2×(-3)+(-3)0-
(2)化简:![]()
|
(1)解:原式=-6+1-2 =-7 (2)解:原式= = = |