题目内容
求下列各式的值:
(1)(2
)0+2-2•|-0.064|
-(2
)
(2)(log32+log92)•(log43+log83)+(log33
)2+ln
-lg1.
(1)(2
| 3 |
| 5 |
| 1 |
| 3 |
| 1 |
| 4 |
| 1 |
| 2 |
(2)(log32+log92)•(log43+log83)+(log33
| 1 |
| 2 |
| e |
(1)原式=1+
×
-
=-
(6分)
(2)原式=(
+
)•(
+
)+
+
-0
(12分)
| 1 |
| 4 |
| 2 |
| 5 |
| 3 |
| 2 |
| 2 |
| 5 |
(2)原式=(
| lg2 |
| lg3 |
| lg2 |
| 2lg3 |
| lg3 |
| 2lg2 |
| lg3 |
| 3lg2 |
| 1 |
| 4 |
| 1 |
| 2 |
|
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