Question

Dados os conjuntos A = { x e R| –1 ≤ x ≤ 3 } e B = { x e R| 2 < x ≤ 4 }, determinar:

A) C = A - B
B) D = B - A

Answer 1

conj A={3,2,1,0,-1}
conj B={4,3,2}

A) C=A-B={1,0,-1}
B) D=B-A={4}