Question

scrie multimea divizorilor ai apoi afla c.m.m.d.c si c.m.m.m.c. al numerelor 20 si 28​

Answer 1

Salut !

D20={ 1 ; 2 ; 4 ; 5 ; 10 ; 20 }

D28={ 1 ; 2 ; 4 ; 7 ; 14 ; 28 }

20=2^2×5

28=2^2×7

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c.m.m.m.c=2^2×5×7=20×7=140

c.m.m.d.c=2^2=4.