问题 解答题
计算:
(1)
12
+(3-π)0-2sin60°         
(2)
2
×
32
+(
2
-1)2
答案

(1)原式=2

3
+1-2×
3
2

=2

3
+1-
3

=

3
+1;

(2)原式=

2×32
+2-2
2
+1

=8+2-2

2
+1

=11-2

2

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