Question

va rog ex7 cele cu x nu le scrieți ok?
ms!! Dau coroana!!!!!

Answer 1

E) 1,3,7,21
F)1,3
C)1,2,3,4,6,12,15
D)1
Sper ca te-am ajutat

Answer 2

c)$D_{12}$∪$D _{15}$={1,2,3,4,5,6,12,15}
d)$D_{12}$∪$D _{15}$={1,2,3,4,5,6,12,15}
e)$D_{3}$∪$D_{21}$={1,3,7,21}
f)$D_{3}$∪$D_{21}$={1,3,7,21}