Số? a b c a × b b × a (a × b) × c a × (b × c) 10 2 3 9 5 2 6 2 4
Giải thích
a | b | c | a × b | b × a | (a × b) × c | a × (b × c) |
10 | 2 | 3 | 20 | 20 | 60 | 60 |
9 | 5 | 2 | 45 | 45 | 90 | 90 |
6 | 2 | 4 | 12 | 12 | 48 | 48 |
a | b | c | a × b | b × a | (a × b) × c | a × (b × c) |
10 | 2 | 3 | 20 | 20 | 60 | 60 |
9 | 5 | 2 | 45 | 45 | 90 | 90 |
6 | 2 | 4 | 12 | 12 | 48 | 48 |