Question

dados os conjuntos a={1,2,3,4} e b={1,4,7,9 ,determine a)aub b)anb

Answer 1

a) 1,2,3,4,7,9
b) 1, 4

Answer 2

a={1,2,3,4} e b={1,4,7,9 }

a)aub = {1,2,3,4,7,9 }

b)anb = {1,4}