题目内容
计算:
(1)log256.25+lg0.01+ln
-2 1+log23
(2)(
)-3+4×(
)-
×80.25-(-
)0.
(1)log256.25+lg0.01+ln
| e |
(2)(
| 1 |
| 2 |
| 16 |
| 49 |
| 1 |
| 2 |
| 5 |
| 8 |
log256.25+lg0.01+ln
- 21+log23
=log52.5-2+
- 2log26
=log52.5-2+
-6
=log52.5-
(2)(
)-3+4×(
)-
×80.25-(-
)0
=8+4×
×2
-1
=7+7×2
| e |
=log52.5-2+
| 1 |
| 2 |
=log52.5-2+
| 1 |
| 2 |
=log52.5-
| 15 |
| 2 |
(2)(
| 1 |
| 2 |
| 16 |
| 49 |
| 1 |
| 2 |
| 5 |
| 8 |
=8+4×
| 7 |
| 4 |
| 3 |
| 4 |
=7+7×2
| 3 |
| 4 |
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