问题
解答题
计算: (1)
(2)(
|
答案
(1)原式=2
+3x
-2x
=3x
;x
(2)原式=(
+3
+2
-3
)(2
+3
-2
+3
)2
=2
•23 2
=4
.6
计算: (1)
(2)(
|
(1)原式=2
+3x
-2x
=3x
;x
(2)原式=(
+3
+2
-3
)(2
+3
-2
+3
)2
=2
•23 2
=4
.6