摘要:1.计算43°13°43°13°的结果等于 A. B. C. D.
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计算.
(1)32 -
-(2
) -
+0.5-2;
(2)1.5 -
×(-
)0+80.25×
+(
×
)6-
;
(3)0.027 -
+(
)
-4×(
) -
-
×80.25+(-2011)0.
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(1)32 -
| 3 |
| 5 |
| 10 |
| 27 |
| 2 |
| 3 |
(2)1.5 -
| 1 |
| 3 |
| 7 |
| 6 |
| 4 | 2 |
| 3 | 2 |
| 3 |
(-
|
(3)0.027 -
| 1 |
| 3 |
2
|
| 4 |
| 3 |
| 16 |
| 49 |
| 1 |
| 2 |
| 4 | 2 |