Solution for Section 1.4 Question 2

2.  

circuit2a.jpg (4759 bytes)                                   circuit2b.jpg (4737 bytes)

 

circuit2c.jpg (4885 bytes)                                 circuit2d.jpg (4990 bytes)

 

There are two inputs so our table will have  4 rows.

P Q   R
1 1   0
1 0   1
0 1   1
0 0   1

Notice that this is the truth table for the statement ~(p L q), with the number 0 representing false and the number 1 representing true.

Back to Section 1.4