Răspuns:
Deci cam asa va arata exercitiul tau
a) M4 : {24,28,32,36,40,44,48,52,56,60,64,68,72,76}
M6 : {24,30,36,42,48,54,60,66,72}
M9 : {27,36,45,54,63,72}
b) M7 : {21,28,35,42,49,56,63,70,77,84,91}
M15:{30,45,60,75,90}
M29:{29,58,77}
Explicație pas cu pas: