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> 计算下列各题(1)(2+1)(2-1)+(3-2)2;(2)12-(-2012)0+(12)-1+|3-1|.-数学
计算下列各题(1)(2+1)(2-1)+(3-2)2;(2)12-(-2012)0+(12)-1+|3-1|.-数学
题目简介
计算下列各题(1)(2+1)(2-1)+(3-2)2;(2)12-(-2012)0+(12)-1+|3-1|.-数学
题目详情
计算下列各题
(1)
(
2
+1)(
2
-1)+(
3
-2
)
2
;
(2)
12
-(-2012
)
0
+(
1
2
)
-1
+|
3
-1|
.
题型:解答题
难度:中档
来源:不详
答案
(1)原式=1+(5-4
3
)=6-4
3
;
(2)原式=
2
3
-1+2+(
3
-1)
=2
3
-1+2+
3
-1=3
3
.
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题目简介
计算下列各题(1)(2+1)(2-1)+(3-2)2;(2)12-(-2012)0+(12)-1+|3-1|.-数学
题目详情
(1)(
(2)
答案
(2)原式=2