AALAH9706 AALAH9706 05-10-2022 Mathématiques Answered EXERCICE 13: soit ne N On pose : > d= PGCD (2n +8; 3n+15) h = PGCD (4n+ 3; 3n+1) r = PGCD (5n+7; 2n-1) > Montrer que d divise 6 Montrer que h divise 5 Montrer que r divise 19