Question

Пусть U={1,2,3,4,5,6,7,8,9,10} A={1,2,3,4,5,6} B={2,4,6,8} C={1,3,5,7} D={4,5,7,8}
Вычислить : 1. (A∩D)∪(¬A∪¬B) 2. A/(C/D)

Answer 1

2. A/(C/D):
C/D={5,7}
A/(C/D)={7}

1.(A∩D)∪(¬A∪¬B):
 (A∩D)={4,5}
(¬A∪¬B) ={1,3,5,7,8,9,10}
(A∩D)∪(¬A∪¬B)={1,3,4,5,7,8,9,10}