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a fost răspuns

gaseste perechi de nr al caror cat sa fie: 9, 6, 5, 7

Răspuns :

Amaliaclaudiaob
18:2=9

12:2=6

15:3=5

14:2=7
9:1,  18:2; 27:3; 36: 4; 45:5;  54:6; 63:7; 72:8; 90: 10

6:1; 12:2; 18:3; 24:4; 30:5; 36:6; 42:7; 48:8; 54:9; 60:10

5:1; 10:2; 15:3; 20:4; 25:5; 30:6; 35:7; 40:8; 45:9; 50:10

7:1; 14:2; 21:3; 28:4; 35:5; 42:6; 49:7; 56:8; 63:9; 70:10

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