问题
解答题
计算:(1)(3
(2)
|
答案
(1)原式=(3×
-46 3
)÷26 3
=-3 6 2 3
=-
;3 2 2
(2)原式=|-
+2 3
|+(31 2
+22
)(33
-22
)3
=|-
|+(31 6
)2-(22
)23
=
+18-121 6
=
.37 6
计算:(1)(3
(2)
|
(1)原式=(3×
-46 3
)÷26 3
=-3 6 2 3
=-
;3 2 2
(2)原式=|-
+2 3
|+(31 2
+22
)(33
-22
)3
=|-
|+(31 6
)2-(22
)23
=
+18-121 6
=
.37 6