问题
解答题
计算: (1)|-
(2)-22×6×(
|
答案
(1)原式=
÷7 9
-7 15
×161 3
=
-5 3 16 3
=-
;11 3
(2)原式=-4×6×(
+1 4
-2 3
)5 6
=-6-16+20
=-2.
计算: (1)|-
(2)-22×6×(
|
(1)原式=
÷7 9
-7 15
×161 3
=
-5 3 16 3
=-
;11 3
(2)原式=-4×6×(
+1 4
-2 3
)5 6
=-6-16+20
=-2.