题目内容
比较下列各对数的大小.-
与-
(要求写出必要的过程)
| 4 |
| 5 |
| 3 |
| 4 |
∵|-
|=
=
,|-
|=
=
,
而
>
,
∴-
<-
.
| 4 |
| 5 |
| 4 |
| 5 |
| 16 |
| 20 |
| 3 |
| 4 |
| 3 |
| 4 |
| 15 |
| 20 |
而
| 16 |
| 20 |
| 15 |
| 20 |
∴-
| 4 |
| 5 |
| 3 |
| 4 |
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题目内容
| 4 |
| 5 |
| 3 |
| 4 |
| 4 |
| 5 |
| 4 |
| 5 |
| 16 |
| 20 |
| 3 |
| 4 |
| 3 |
| 4 |
| 15 |
| 20 |
| 16 |
| 20 |
| 15 |
| 20 |
| 4 |
| 5 |
| 3 |
| 4 |