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> 2sin45°-|-2|-(-2009)0+(13)-1+3tan30°.-数学
2sin45°-|-2|-(-2009)0+(13)-1+3tan30°.-数学
题目简介
2sin45°-|-2|-(-2009)0+(13)-1+3tan30°.-数学
题目详情
2sin45°-|-
2
|-(-2009
)
0
+(
1
3
)
-1
+3tan30°
.
题型:解答题
难度:中档
来源:不详
答案
2sin45°-|-
2
|-
(-2009)
0
+
(
class="stub"1
3
)
-1
+3tan30°
=2×
2
2
-
2
-1+3+
3
=
2+
3
.
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题目简介
2sin45°-|-2|-(-2009)0+(13)-1+3tan30°.-数学
题目详情
答案
=2×
=2+