Question

Determinati numerele naturale care prin impartirea la 7 dau catul egal cu restul. Plss

Answer 1

a:7=c,r r=c r<7=>c<7 =>r€{0,1,2,3,4,5,6} =>c€{1,2,3,4,5,6} a=7×1+1=8 a=7×2+2=16 a=7×3+3=24 a=7×4+4=32 a=7×5+5=40 a=7×6+6=48 =>a€{16,24,32,40,48} Sper ca te-am ajutat! :)