问题
解答题
计算题 (1)-14-(1-0.5)×
(2)-0.52+
|
答案
(1)原式=-1-
×1 2
×(2-9)1 3
=-1-
×1 2
×(-7)1 3
=-1+7 6
=
;1 6
(2)原式=-
+1 4
-8+21 4
=-6.
计算题 (1)-14-(1-0.5)×
(2)-0.52+
|
(1)原式=-1-
×1 2
×(2-9)1 3
=-1-
×1 2
×(-7)1 3
=-1+7 6
=
;1 6
(2)原式=-
+1 4
-8+21 4
=-6.