Question

Scrieti multiplii numerelor 4, 6 si 9, cuprinsi intre 21 si 77

Answer 1

lui 4: 24,28,32,36,40,44,48,52,56,60,64,68,72,76
lui 6: 24,30,36,42,48,54,60,66,72,
lui 9: 36,45,54,63,72

4,6,9 sunt: 36,72

Answer 2

M 4={24, 28, 32, 39, 40, 44, 48, 52, 56, 60, 64, 68,72, 76}
M 6={ 24, 30, 32, 42, 48, 54, 60, 66, 72}
M 9={27, 36, 45, 54, 63, 72}