问题
解答题
(2
|
答案
(2
×2 9
+0.84×24 25
)÷[4.375-(22 9
+13 8
)]7 12
=(
+0.84)×24 25
÷[4.375-(22 9
+13 8
)],7 12
=1×2
÷[4.375-(2.375+12 9
)],7 12
=2
÷[4-12 9
],7 12
=2
÷22 9
,5 12
=1
.1 87
(2
|
(2
×2 9
+0.84×24 25
)÷[4.375-(22 9
+13 8
)]7 12
=(
+0.84)×24 25
÷[4.375-(22 9
+13 8
)],7 12
=1×2
÷[4.375-(2.375+12 9
)],7 12
=2
÷[4-12 9
],7 12
=2
÷22 9
,5 12
=1
.1 87