Question

Scrieti urmatoarele multimi enumerand elementele :

a) A = { x / x ∈ N , x ≤ 7 } 
b) B = { x / x ∈ N , 4 ≤ x ≤ 9 } 
c)  C = { x / x ∈ N , 7 mai mic decat x ≤ 14 } 
d) D = { x / x ∈ N ,11 ≤ x mai mic decat 23 }  
e ) E = { x / e ∈ N , 18 se imparte exact la x }
f ) F = { x / x ∈ N , x impar , x mai mic decat 13 } 

Answer 1

A={0,1,2,3,4,5,6,7}

B={4,5,6,7,8,9}

C={8,9,10,11,12,13,14}

D={11,12,13,14,15,15,16,17,18,19,20,21,22}

E={1,2,3,6,9}

F={1,3,5,7,9,11}