问题
解答题
(1)
(2)(2
|
答案
(1)原式=
(42 2
+3
-122
),3
=
(2 2
-82
),3
=1-4
;6
(2)原式=(2
+33
+22
-33
)(22
+33
-22
+33
),2
=4
×63
,2
=24
.6
(1)
(2)(2
|
(1)原式=
(42 2
+3
-122
),3
=
(2 2
-82
),3
=1-4
;6
(2)原式=(2
+33
+22
-33
)(22
+33
-22
+33
),2
=4
×63
,2
=24
.6