题目内容
在式子
,
,
,
,
,
中,分式的个数是( )
| b |
| a |
| 2xy |
| π |
| 3a2b3c |
| 4 |
| 5 |
| 6+m |
| s |
| 7 |
| 1 |
| x |
| A.2 | B.3 | C.4 | D.5 |
| 2xy |
| π |
| 3a2b3c |
| 4 |
| s |
| 7 |
| b |
| a |
| 5 |
| 6+m |
| 1 |
| x |
故分式的个数是3个.
故选B.
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题目内容
| b |
| a |
| 2xy |
| π |
| 3a2b3c |
| 4 |
| 5 |
| 6+m |
| s |
| 7 |
| 1 |
| x |
| A.2 | B.3 | C.4 | D.5 |
| 2xy |
| π |
| 3a2b3c |
| 4 |
| s |
| 7 |
| b |
| a |
| 5 |
| 6+m |
| 1 |
| x |