0 - False
1 - True
a = 0
b = 0
not a or not b = 1
a = 1
b = 1
(a or not b) and (a or not b) = 1
(a or not b) and (a or not b) = 0
a and not b or not a and b = 0
a and not b or not a and b = 1
0 - False
1 - True
г)a = 0
b = 0
not a or not b = 1
a = 1
b = 0
not a or not b = 1
a = 0
b = 1
not a or not b = 1
a = 1
b = 1
not a or not b = 1
д)a = 0
b = 0
(a or not b) and (a or not b) = 1
a = 1
b = 0
(a or not b) and (a or not b) = 1
a = 0
b = 1
(a or not b) and (a or not b) = 0
a = 1
b = 1
(a or not b) and (a or not b) = 1
e)a = 0
b = 0
a and not b or not a and b = 0
a = 1
b = 0
a and not b or not a and b = 1
a = 0
b = 1
a and not b or not a and b = 1
a = 1
b = 1
a and not b or not a and b = 0