问题:
(1)计算: -14-(1-0.5)×
1
3
×[2-(-3)2]
(2)计算: -0.52+
1
4
-|-23-32|-(-1
1
2
)×
4
3
(3)解方程:x-7=10-4( x+0.5)
(1)计算: -14-(1-0.5)×
×[2-(-3)2]
(2)计算: -0.52+
-|-23-32|-(-1
)×
(3)解方程:x-7=10-4( x+0.5)
1 |
3 |
(2)计算: -0.52+
1 |
4 |
1 |
2 |
4 |
3 |
(3)解方程:x-7=10-4( x+0.5)
参考答案: