问题
解答题
(1
|
答案
(1
-5 16
×12 3
)÷[(31 8
+4.375)÷191 12
],8 9
=(1
-5 16
)÷[3 4
×179 24
],9 179
=
÷3 4
,3 8
=2.
(1
|
(1
-5 16
×12 3
)÷[(31 8
+4.375)÷191 12
],8 9
=(1
-5 16
)÷[3 4
×179 24
],9 179
=
÷3 4
,3 8
=2.