题目内容
计算:
(1)2log32-log3
+log38-3log35
(2)64-
-(-
)0+[(-2)-3]
+16-0.75.
(1)2log32-log3
| 32 |
| 9 |
(2)64-
| 1 |
| 3 |
3
| ||
| 2 |
| 4 |
| 3 |
(1)原式=log3(
)-5=log332-5=2-5=-3.
(2)原式=(43)-
-1+(-2)-4+24×(-
)=4-1-1+
+
=-
.
| 22×8 | ||
|
(2)原式=(43)-
| 1 |
| 3 |
| 3 |
| 4 |
| 1 |
| 16 |
| 1 |
| 8 |
| 9 |
| 16 |
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