Question

Stiind ca a si b sunt nr naturale astfel incat a x(ori) b =180 si c.m.m.m.c [a,b]=30, aflati c.m.m.d.c. (a,b)

Answer 1

Salut,

[a,b]*(a,b)=a*b, deci:

$(a,c)=\dfrac{a\cdot b}{[a,b]}=\dfrac{180}{30}=6.$

Green eyes.