问题:
(1)计算:
27
-4sin60°- (
3
-1)0+|-2|
(2)解方程:
3
4+2x
-
1
x+2
=1.
(1)计算:
-4sin60°- (
-1)0+|-2|
(2)解方程:
-
=1.
27 |
3 |
(2)解方程:
3 |
4+2x |
1 |
x+2 |
参考答案: