4 |
9 |
4 |
19 |
7 |
9 |
6 |
19 |
A.1994 | B.94 | C.19 | D.7 |
175 |
9 |
175 |
19 |
25 |
9 |
25 |
19 |
(175×19)+(175×9) |
9×19 |
(25×19)+(25×9) |
9×19 |
175×(19+9) |
9×19 |
25×(19+9) |
9×19 |
175 |
25 |
1 |
xy |
1 |
(x+1)(y+A) |
1 |
2×1 |
1 |
(2+1)(1+A) |
2 |
3 |
9
| ||||||
7-3.125÷
|
1 |
2 |
1 |
3 |
1 |
4 |
1 |
5 |
1 |
36 |
13 |
107 |
24 |
107 |
17 |
18 |
7 |
8 |
7 |
11 |
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