问题
解答题
计算: (1)(
(2)(4
|
答案
(1)原式=9 2
÷3
=27
×9 2
=1 9
;3 2
(2)原式=16×2-16
-(8-3)=32-3212
-5=27-323
.3
计算: (1)(
(2)(4
|
(1)原式=9 2
÷3
=27
×9 2
=1 9
;3 2
(2)原式=16×2-16
-(8-3)=32-3212
-5=27-323
.3