(1)化简|
-
|+|1-
|-|3-π|;
(2)计算:
-
+|
-2|;
(3)
-
-
+
+
;
(4)4x2-16=0;
(5)27(x-3)3=-64.
| 3 |
| 2 |
| 2 |
(2)计算:
| 16 |
| 3 | 125 |
| 3 |
(3)
| 3 | -27 |
| 0 |
|
| 3 | 0.125 |
| 3 | 1-
| ||
(4)4x2-16=0;
(5)27(x-3)3=-64.
| 3 |
| 2 |
| 2 |
| 16 |
| 3 | 125 |
| 3 |
| 3 | -27 |
| 0 |
|
| 3 | 0.125 |
| 3 | 1-
| ||