(a):
A0011B0101A∩B0001A−(A∩B)0010
A0011B0101AC1100BC1010A∩AC0000A∩BC0010(A∩AC)∪(A∩BC)0010
A−(A∩B)=(A∩AC)∪(A∩BC)
(b)

(a):
A0011B0101A∩B0001A−(A∩B)0010A0011B0101AC1100BC1010A∩AC0000A∩BC0010(A∩AC)∪(A∩BC)0010A−(A∩B)=(A∩AC)∪(A∩BC)
(b)