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)

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}