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> (-3)0-27+|1-2|+12+3.-数学
(-3)0-27+|1-2|+12+3.-数学
题目简介
(-3)0-27+|1-2|+12+3.-数学
题目详情
(-3
)
0
-
27
+|1-
2
|+
1
2
+
3
.
题型:解答题
难度:中档
来源:不详
答案
原式=1-3
3
+
2
-1+
3
-
2
=-2
3
.
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(1)计算:|-2|+2sin30°-(-3)2+(ta
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题目简介
(-3)0-27+|1-2|+12+3.-数学
题目详情
答案
=-2