题目
题型：填空题难度：一般来源：不详
| 225×0.04 |
| 1172-1082 |
答案
| 152×(0.2)2 |
原式=
| (117+108)×(117-108) |
| 225×9 |
| 152×32 |
核心考点
举一反三
| (5-b)2 |
| A．b＞5 | B．b＜5 | C．b≥5 | D．b≤5 |
| a3+a2 |
| a+1 |
| A．a≥-1 | B．a≤1 | C．1≥a≥0 | D．-1≤a≤0 |
A．
| B．
| C．
| D．
|
| x-3 |
| 1 | ||
|
| 225×0.04 |
| 1172-1082 |
| 152×(0.2)2 |
| (117+108)×(117-108) |
| 225×9 |
| 152×32 |
| (5-b)2 |
| A．b＞5 | B．b＜5 | C．b≥5 | D．b≤5 |
| a3+a2 |
| a+1 |
| A．a≥-1 | B．a≤1 | C．1≥a≥0 | D．-1≤a≤0 |
A．
| B．
| C．
| D．
|
| x-3 |
| 1 | ||
|