化简:18-9/2-3+63+(3-2)0+(1-2)2= _ .
问题描述:
化简:
-
18
-
9 2
+(
+
3
6
3
-2)0+
3
= ___ .
(1-
)2
2
答
解;原式=3
-
2
-3
2
2
+1+3+3
2
3
-1,
2
=
-1-3
2
2
+1+
2
-1,
2
=
-1.3
2
2