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scrieti toate nr naturale de forma xyzz, stiind ca sunt divizibile cu 2,x+y=8 si x

Răspuns :

xyzz divizibil cu 2
x+y=8
z=cifra identica
xyzz={1700,1722,1744,1766,1788,2600,2622,2644,2666,2688,3500,3522,3544,3566,3588,4400,4422,4444,4466,4488,5300,5322,5344,5366,5388,6200,6222,6244,6266,6288,7100,7122,
7144,7166,7188,8000,8022,8044,8066,8088.