Identities Flashcards
1
Q
Identity Law for AND
A
1x = x
2
Q
Identity Law for OR
A
0 + x = x
3
Q
Null Law for AND
A
0x = 0
4
Q
Null Law for OR
A
1 + x = 1
5
Q
Idempotent Law for AND
A
xx = x
6
Q
Idempotent Law for OR
A
x + x = x
7
Q
Inverse Law for AND
A
xx’ = 0
8
Q
Inverse Law for OR
A
x + x’ = 1
9
Q
Commutative Law for AND
A
xy = yx
10
Q
Commutative Law for OR
A
x + y = y + x
11
Q
Associative Law for AND
A
(xy)z = (x + y)(x + z)
12
Q
Associative Law for OR
A
(x + y) + z = x + (y + z)
13
Q
Distributive Law for AND
A
x + (yz) = (x + y)(x + z)
14
Q
Distributive Law for OR
A
x(y + z) = xy + xz
15
Q
Absorption Law for AND
A
x(x + y) = x
