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enumarati a) primele cinci numere compuse b) numerele compuse situate intre 10 si 30 c) numerele compuse intre 20 si 50 d) numerele compuse intre 40 si 70 e) numerele compuse intre 60 si 100

Răspuns :

Numerele care nu sunt prime se numesc numere compuse.

Sau : numerele care au cel putin trei divizori se numesc numere compuse.

a. 4,6,8,9,10

b.10, 12,14,15,15,18,20,21,22,23,25,26,27,28,30

c. 20,21,22,23,25,26,27,28,30,32,33,34,35,36,38,39,40,42,44,45,46,48,48,50

d. 40,42,44,45,46,48,48,50,52,54,55,56,58,60,62,63,64,65,66,68,69,70

e. 60,62,63,64,65,66,68,69,70,72,73,74,75,76,78,80,81,82,84,85,86,88,

90,92,94,95,96,98,100