问题
解答题
计算 ①
②(3
|
答案
(1)原式=2
+2
-3
+2 2 3 2
=
+3 2 2
;3 3 2
(2)原式=(3
-22
+33
+22
)(33
-22
-33
-22
)3
=6
×(-42
)3
=-24
.6
计算 ①
②(3
|
(1)原式=2
+2
-3
+2 2 3 2
=
+3 2 2
;3 3 2
(2)原式=(3
-22
+33
+22
)(33
-22
-33
-22
)3
=6
×(-42
)3
=-24
.6