Odpowiedzi

2009-06-21T22:11:54+02:00
A={1, 2, 3, 5, 7}
B={3, 4, 5, 6}
C={1, 3, 4, 8, 9}

A\B={1, 2, 7}

(A\B)∧C={1}

(A\B)∨C={1, 2, 3, 4, 7, 8, 9}

(A\B)\C={2, 7}
1 5 1