Question

Scrie numerele de forma a2bb divizibile cu:
a)2;
b)5;
c)10.

Answer 1

$a)a2bb|2\ \textless \ =\ \textgreater \ b=0,2,4,6,8~si~a=1,2,3,...,9\\ Numerele~sunt:1200,1222,1244,1266,1288,....9200,9244,9266,\\ 9288.\\\\ b)a2bb|5\ \textless \ =\ \textgreater \ b=0,5~si~a=1,2,3,....,9.\\ Numerele~sunt:1200,1255,2200,2255,3200,3255,.....9200,9255.\\\\ c)a2bb|10\ \textless \ =\ \textgreater \ b=0~si~a=1,2,3,...,9\\ Numerele~sunt:1200,2200,3200,4200,5200,6200,7200,8200,9200.$