题目内容
[-3×(-
)2-22×0.125]÷(-
)2.
| 2 |
| 3 |
| 1 |
| 2 |
解“原式=(-3×
-4×
)÷
=-
×4-
×4
=-5
-2
=-7
.
| 4 |
| 9 |
| 1 |
| 8 |
| 1 |
| 4 |
=-
| 4 |
| 3 |
| 1 |
| 2 |
=-5
| 1 |
| 3 |
=-7
| 1 |
| 3 |
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相关题目
方程
=
的解是( )
| x-2 |
| 2x-3 |
| 2 |
| 3-2x |
| A、x=1.5 | B、x=4 |
| C、x=0 | D、无解 |