题目
题型:解答题难度:一般来源:不详
(1)(-2)3+2×(-3)2
(2)4
1 |
2 |
1 |
3 |
1 |
4 |
答案
(2)原式=
9 |
2 |
1 |
9 |
1 |
4 |
9 |
2 |
5 |
9 |
4 |
21 |
10 |
21 |
核心考点
举一反三
(1)-12013+(-3)2×|-
2 |
9 |
(2)|
2 |
9 |
1 |
5 |
2 |
3 |
1 |
3 |
(1)-7-3=______;
(2)
1 |
2 |
2 |
3 |
(3)(-1)2011-(-1)2010=______.
1 |
2 |
1 |
3 |
1 |
4 |
9 |
2 |
1 |
9 |
1 |
4 |
9 |
2 |
5 |
9 |
4 |
21 |
10 |
21 |
2 |
9 |
2 |
9 |
1 |
5 |
2 |
3 |
1 |
3 |
1 |
2 |
2 |
3 |