题目内容
7-
-
-
-
-
-
.
| 3 |
| 2 |
| 5 |
| 4 |
| 9 |
| 8 |
| 17 |
| 16 |
| 33 |
| 32 |
| 65 |
| 64 |
7-
-
-
-
-
-
,
=7-(
+
+
+
+
+
),
=7-(1+
+1+
+1+
+1+
+1+
+1+
),
=7-6-(
+
+
+
+
+
),
=1-(1-
+
-
+
-
+
-
+
-
+
-
),
=1-(1-
),
=
.
| 3 |
| 2 |
| 5 |
| 4 |
| 9 |
| 8 |
| 17 |
| 16 |
| 33 |
| 32 |
| 65 |
| 64 |
=7-(
| 3 |
| 2 |
| 5 |
| 4 |
| 9 |
| 8 |
| 17 |
| 16 |
| 33 |
| 32 |
| 65 |
| 64 |
=7-(1+
| 1 |
| 2 |
| 1 |
| 4 |
| 1 |
| 8 |
| 1 |
| 16 |
| 1 |
| 32 |
| 1 |
| 64 |
=7-6-(
| 1 |
| 2 |
| 1 |
| 4 |
| 1 |
| 8 |
| 1 |
| 16 |
| 1 |
| 32 |
| 1 |
| 64 |
=1-(1-
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 4 |
| 1 |
| 4 |
| 1 |
| 8 |
| 1 |
| 8 |
| 1 |
| 16 |
| 1 |
| 16 |
| 1 |
| 32 |
| 1 |
| 32 |
| 1 |
| 64 |
=1-(1-
| 1 |
| 64 |
=
| 1 |
| 64 |
练习册系列答案
相关题目