题目内容
化简：(a
•b
)
÷
÷
=______．
| 8 |
| 5 |
| 6 |
| 5 |
| 1 |
| 2 |
| 5 | a4 |
| 5 | b3 |
(a
•b
)
÷
÷
=a
•b
÷a
÷b
=1．
故答案为：1．
| 8 |
| 5 |
| 6 |
| 5 |
| 1 |
| 2 |
| 5 | a4 |
| 5 | b3 |
=a
| 4 |
| 5 |
| 3 |
| 5 |
| 4 |
| 5 |
| 3 |
| 5 |
=1．
故答案为：1．
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