题目内容
(1)计算:[-
]-1-
+[1-
]+4sin60
(2)化简:![]()
答案:
解析:
解析:
|
(1)解[- = =-1 2分 (2)原式= = = |
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题目内容
(1)计算:[-
]-1-
+[1-
]+4sin60
(2)化简:![]()
|
(1)解[- = =-1 2分 (2)原式= = = |