3 |
4 |
6 |
5 |
9 |
10 |
3 |
5 |
3 |
4 |
6 |
5 |
9 |
10 |
3 |
5 |
5 |
4 |
3 |
2 |
A.2a2-3 | B.2a-3 | C.2a2-3b | D.2a2b-3 |
A.xy | B.x | C.y | D.xy2 |
A.(8a3b8)÷(4ab4)=2a2b2 | B.(8a3b8)÷(4ab4)=2a3b4 | ||
C.(-2x2y4)÷(-
| D.(-a4b5c)÷(a2b3)=-a2b2c |
1 |
3 |
A.(27÷
| B.(27a8÷
| ||||
C.27a8÷(
| D.(27a8÷9a2)÷
|
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