Răspuns :
Iti dau doar un exemplu,adica la a)...apoi intelegi tu.
36=
[tex]2 {}^{2} \times 3 {}^{2} [/tex]
54=
[tex]2 \times 3 {}^{3} [/tex]
-----------------------
c.m.m.d.c.(36;54)=
[tex]2 {}^{2} \times 2 \times 3 {}^{2} [/tex]
=4×2×9=72
sper ca te.am ajutat
36=
[tex]2 {}^{2} \times 3 {}^{2} [/tex]
54=
[tex]2 \times 3 {}^{3} [/tex]
-----------------------
c.m.m.d.c.(36;54)=
[tex]2 {}^{2} \times 2 \times 3 {}^{2} [/tex]
=4×2×9=72
sper ca te.am ajutat