问题
解答题
(1)
(2)(3
(3)(
|
答案
(1)
×12
÷52 2 3
=2
×3
÷52 2 3
=
;2 5
(2)(3
+48
-212
)÷27 3
=(12
+23
-63
)÷3 3
=8;
(3)(
-48
)-(31 8
-1 3
)0.5
=4
-3
-2 4
+3 2 2
=3
+3
.2 4
(1)
(2)(3
(3)(
|
(1)
×12
÷52 2 3
=2
×3
÷52 2 3
=
;2 5
(2)(3
+48
-212
)÷27 3
=(12
+23
-63
)÷3 3
=8;
(3)(
-48
)-(31 8
-1 3
)0.5
=4
-3
-2 4
+3 2 2
=3
+3
.2 4