Răspuns :
A = {-3, -2, -1, 0, 1, 2, 3, 4}
C= {0, 1, 2, 3, 4, 5, 6, 7}
B = {-1, 0, 1, 2, 3, 4, 5, 6}
D = {-4, -3, -2, -1, 0, 1, 2, 3, 4, 5}
C= {0, 1, 2, 3, 4, 5, 6, 7}
B = {-1, 0, 1, 2, 3, 4, 5, 6}
D = {-4, -3, -2, -1, 0, 1, 2, 3, 4, 5}
a) A={-3,-2,-1,0,1,2,3,4}
c) C={0,1,2,3,4,5,6,7}
b) B={-1,0,1,2,3,4,5,6}
d) D={-4,-3,-2,-1,0,1,2,3,4,5}