Răspuns:
m€{73,97,...,216,241}
Explicație pas cu pas:
m:3=a+1=>m=3a+1=>m-1=3a
m:8=b+1=>m=8b+1=>m-1=8b
m:12=c+1=>12c+1=>m-1=12c
m-1=[3,8,12]
3=3
8=2^3(2 la puterea 3)
12=2^2×3(2 la puterea 2)
=>c.m.m.m.c=2^3×3=24
m-1=24×k
m=24k+1
m=24×3+1=73
m=24×4+1=97
....(aici calculezi tot asa pana la 24×10+1)
m=24×9+1=216
m=24×10+1=241
m€{73,97,....,216,241}