问题
解答题
计算:-12-(1-0.5)×
|
答案
-12-(1-0.5)×
×[2-(-2)2]1 3
=-1-
×1 2
×(2-4)1 3
=-1-
×(-2)1 6
=-1+1 3
=-
.2 3
计算:-12-(1-0.5)×
|
-12-(1-0.5)×
×[2-(-2)2]1 3
=-1-
×1 2
×(2-4)1 3
=-1-
×(-2)1 6
=-1+1 3
=-
.2 3