题目内容
用幂的运算性质计算:
÷
÷2
.
| 8 |
| 3 | 16 |
| 1 |
| 6 |
原式=8
÷16
÷2
=2
÷2
÷2
=2
-
-
=20
=1.
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 6 |
=2
| 3 |
| 2 |
| 4 |
| 3 |
| 1 |
| 6 |
=2
| 3 |
| 2 |
| 4 |
| 3 |
| 1 |
| 6 |
=20
=1.
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题目内容
| 8 |
| 3 | 16 |
| 1 |
| 6 |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 6 |
| 3 |
| 2 |
| 4 |
| 3 |
| 1 |
| 6 |
| 3 |
| 2 |
| 4 |
| 3 |
| 1 |
| 6 |