Question

sendo: A= {1,2,3,4,8} B= {3,4,5,7} C= {4,6,7,8}

Determine:
a) a U b:
b) A n C =
c) A u B u C =
d) A - B =
e) (B u C) - A =
f) A n B n C =​

Answer 1

a) {1,2,3,4,5,7,8}
b) {4,8}
c) {1,2,3,4,5,6,7,8}
d) {1,2,8}
e) {5,7}
f) {4}