题目内容
计算:(1)
+
+
;
(2)3xy2÷
.
| 1 |
| x |
| 1 |
| 2x |
| 1 |
| 3x |
(2)3xy2÷
| 6y2 |
| x |
(1)原式=
=
;
(2)原式=3xy2×
=
.
故答案为
、
.
| 6+3+2 |
| 6x |
| 11 |
| 6x |
(2)原式=3xy2×
| x |
| 6y2 |
| x2 |
| 2 |
故答案为
| 11 |
| 6x |
| x2 |
| 2 |
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题目内容
| 1 |
| x |
| 1 |
| 2x |
| 1 |
| 3x |
| 6y2 |
| x |
| 6+3+2 |
| 6x |
| 11 |
| 6x |
| x |
| 6y2 |
| x2 |
| 2 |
| 11 |
| 6x |
| x2 |
| 2 |