题目内容
下列各式:-
,
,
,
,
,
(1-x)其中分式共有( )
| 17 |
| x |
| 4x |
| π-3 |
| x2-y2 |
| 5 |
| y |
| x+30 |
| 5x3 |
| x |
| 1 |
| 3 |
| A.2个 | B.3个 | C.4个 | D.5个 |
| 4x |
| π-3 |
| x2-y2 |
| 5 |
| 1 |
| 3 |
-
| 17 |
| x |
| y |
| x+30 |
| 5x3 |
| x |
故选B.
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题目内容
| 17 |
| x |
| 4x |
| π-3 |
| x2-y2 |
| 5 |
| y |
| x+30 |
| 5x3 |
| x |
| 1 |
| 3 |
| A.2个 | B.3个 | C.4个 | D.5个 |
| 4x |
| π-3 |
| x2-y2 |
| 5 |
| 1 |
| 3 |
| 17 |
| x |
| y |
| x+30 |
| 5x3 |
| x |