Question

Tolong pertanyaan ini khusus kak syubbana nomer 1

Answer 1

A = {7, 11, 13}
B = { 11, 12, 13, 14}
C = {5, 6, 7, 8}

a) A u B = { 7, 11, 12, 13, 14}
b) B u C = { 5, 6, 7, 8, 11, 12, 13, 14}
c) A u B u C = { 5, 6, 7, 8, 11, 12, 13, 14}
d) B u C u A = { 5, 6, 7, 8, 11, 12, 13, 14}