Дан фрагмент таблицы истинности выражения F.
|
x1 |
x2 |
x3 |
x4 |
x5 |
x6 |
F |
|
1 |
1 |
0 |
0 |
0 |
1 |
0 |
|
1 |
0 |
1 |
0 |
0 |
1 |
0 |
|
1 |
1 |
0 |
1 |
0 |
0 |
0 |
Какое выражение соответствует F?
1)
x1 and x2 or x3 and x4 or x5 and x6
2)
x1 and x3 or x4 and x5 or x6 and x2
3)
x1 and x4 or x2 and x5 or x6 and x3
4)
x1 and x5 or x2 and x3 or x6 and x4