Prodotto di una somma di monomi per la loro differenza n°2
Prof. Mauro La Barbera
| (5a + 3b)(5a – 3b) = | 25a² – 9b² |
| (11a + 4b)(11a – 4b) = | 121a² – 16b² |
| (8a – 3b)(8a + 3b) = | 64a² – 9b² |
| (a – 15b)(a + 15b) = | a² – 225b² |
| (5a + b)(5a – b) = | 25a² – b² |
| (10a – 6b)(10a + 6b) = | 100a² – 36b² |
| (a – 7b)(a + 7b) = | a² – 49b² |
| (20a – b)(20a + b) = | 400a² – b² |
| (2a – 13b)(2a + 13b) = | 4a² – 169b² |
| (100a – b)(100a + b) = | 10000a² – b² |
| (15a + 9b)(15a – 9b) = | 225a² – 81b² |
| (3a + 14b)(3a – 14b) = | 9a² – 196b² |
| (0,5a + 0,2b)(0,5a – 0,2b) = | 0,25a² – 0,04b² |
| (ab + 3c)(ab – 3c) = | a²b² – 9c² |
| (2ab – cd)(2ab + cd) = | 4a²b² – c²d² |