Question

Se A= {2,3,5,6,7,8}, B= {1,2,3,6,8} C= {1,4,6,8} então; a) (A - B ) n c = {1,2 } b) (B -A ) n c = {1} c) ( A -B ) n c = {1} d) (B - A ) n c = {2} e) n.d.a

Answer 1

D) B-A, nc. (2) . . . .