| e) | Réduis les produits suivants. |
3a
. 2a = |
6a² |
–
a . (– 3a) = |
3a² |
3a
. 2a . 5a = |
30a³ |
–
2b . 3b = |
–
6b² |
a
. (– 2c) = |
–
2ac |
2a
. (– 3a) . a = |
–
6a³ |
–
4c . (– 2c) = |
8c² |
–
4a . (– 2b) = |
8ab |
a
. (– 2b) . (– 3c) = |
6abc |
3a
. (– 2b) = |
–
6ab |
–
2a . (– a) = |
2a² |
2a
. (– 2a) . c = |
–
4a²c |
–
a . (– 2b) = |
2ab |
–
4x . 4x = |
–
16x² |
–
4a . (– 2a) . (– 3a) = |
–
24a³ |