问题
解答题
计算: (1)(
(3+2
|
答案
(1)原式=(
-23
-6
)×26
=(3
-33
)×26
=6-183
;2
(2)原式=9+12
+20-(16-5)=18+125
.5
计算: (1)(
(3+2
|
(1)原式=(
-23
-6
)×26
=(3
-33
)×26
=6-183
;2
(2)原式=9+12
+20-(16-5)=18+125
.5