The document discusses Boolean algebra and presents two tables - one showing the results of combinations of variables A, B, C, and D, and their complements, and another showing the results of combinations of variables A, B, C, and D using the OR and AND operations.

1. 51
Unit-IV
Boolean Algebra
Boolean Algebra Chapter: 08

2. 52

3. 53

4. 54
CD
AB C'D' C'D CD CD'
1
0 1
1
3
1
2
1
4 5
1
7
1
6
1
12
1
13 15
1
14
1
8
1
9 11
1
10
A'B'
A'B
AB
AB'

5. 55
C+D
A+B C+D C+D' C'+D' C'+D
0
0 1
0
3 2
4
0
5
0
7
0
6
12 13
0
15 14
0
8 9
0
11 10
A+B
A+B'
A'+B'
A'+B