问题
解答题
|
答案
,2.
+0.8• 6
×1• 3 1 5 7
-11 2
×1.21 4
=
,2
+2 3
×15 6 1 5 7
-11 2
×11 4 1 5
=
,
+18 3
-15 2
×5 4 6 5
=
,11 3 6
=
×11 3
,1 6
=
.11 18
|
,2.
+0.8• 6
×1• 3 1 5 7
-11 2
×1.21 4
=
,2
+2 3
×15 6 1 5 7
-11 2
×11 4 1 5
=
,
+18 3
-15 2
×5 4 6 5
=
,11 3 6
=
×11 3
,1 6
=
.11 18