Diketahui A = {a, b, c, d, e, f} dan B = {e, f, g, h, j}. Tentukan… a. A – B, b. B – A, c. (A – B) ∩ A dan d. (A – B) ∪ (B – A)

Diketahui A = {a, b, c, d, e, f} dan B = {e, f, g, h, j}. Tentukan…

a. A – B

b. B – A

c. (A – B) ∩ A

d. (A – B) ∪ (B – A)

Jawaban

a. A − B = {a, b, c, d}

b. B − A = {g, h, j}

c. (A − B) ∩ A = {a, b, c, d}

d. (A − B) ∪ (B − A) = {a, b, c, d, g, h, j}