问题
解答题
计算 (1)-
(2)-12012-(1-
|
答案
(1)-
+(2 3
×24+5 8
×24-1 6
×24),5 36
=-
+(15+4-2 3
),10 3
=-
+15+4-2 3
,10 3
=19-4,
=15;
(2)-12012-(1-
)÷3×|3-(-3)2|,1 2
=-1-
×1 2
×|3-9|,1 3
=-1-
×1 2
×6,1 3
=-1-1,
=-2.