数学
(2013·北仑区二模)计算:
(π-3
)
0
+
8
-(-1
)
2011
-(sin30°
)
-2
.
(2013·宝应县模拟)
(-
1
2
)
-2
-|1-
3
|-(
2012
-1
)
0
+2sin60°
+
8
2
.
(2013·百色一模)计算:
(π-2013
)
0
+|-
3
|-(
1
2
)
-1
·tan60°
.
(2013·白下区二模)计算:
3
-8
+(
1
4
)
-1
+(2-π)
0
-(
3
)
2
.
(2013·安溪县质检)计算:
(
1
2
)
-1
+|1-
3
|-201
3
0
-
18
÷
6
.
(2012·梓潼县一模)(1)计算:
8
-2sin45°+
(2-π
)
0
-(
1
3
)
-1
;
(2)解不等式组
1-5x
2
>3
3x-2<0
.
(2512·重庆模拟)计算:
-3
-27
-(π-2
)
5
+(
1
2
)
-2
-|-2|+
4
.
(2012·漳州二模)计算:
12
-2sin60°+|1-
3
|
+2012
0
.
(2012·岳阳模拟)计算:
201
1
0
-|-2
3
|-(
1
2
)
-1
+6tan30°
.
(2012·渝北区一模)计算
(-3)
2
+
(
1
2
)
-2
×
(π-
3
)
0
-
4
+tan 4
5
°
.
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