问题
解答题
化简 (1)
(2)
|
答案
(1)原式=
-16 4
=4-2
=2;
(2)原式=3
-2 3 2
-(1+2
)+1+|1-2
|2
=3
-3 3 2
-1-2
+1+2
-12
=
-1.3 2 2
化简 (1)
(2)
|
(1)原式=
-16 4
=4-2
=2;
(2)原式=3
-2 3 2
-(1+2
)+1+|1-2
|2
=3
-3 3 2
-1-2
+1+2
-12
=
-1.3 2 2