1 |
4 |
7 |
8 |
27 |
8 |
1 |
3 |
1 |
2 |
1 |
3 |
|
1 |
2 |
1 |
4 |
7 |
8 |
27 |
8 |
1 |
3 |
1 |
2 |
1 |
3 |
1 |
4 |
1 |
4 |
3 |
2 |
1 |
2 |
1 |
3 |
10 |
3 |
1 |
3 |
1 |
3 |
2 |
3 |
1 |
2 |
10 |
3 |
1 |
3 |
|
1 |
2 |
1 |
2 |
7 |
48 |
1 |
2 |
1 |
2 |
7 |
48 |
1 |
2 |
1 |
288 |
1 |
2 |
1 |
2 |
1 |
2 |
3 |
2 |
A.a3+a2=a5 | B.a3-a2=a | C.a3•a2=a6 | D.a3÷a2=a |
-
|
A.
| B.
| C.-
| D.-
|
1 |
4 |
7 |
3 |
1 |
3 |
3 |
1 |
300 |
| ||||||
(lg0.3)(lg1.2) |
4 |
9 |
1 |
2 |
lg22-lg4+1 |
1 |
2 |
1 |
2 |
3 |
2 |
3 |
2 |
1 |
2 |
1 |
3 |
| ||||
|
| ||||
|
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