Expresión ¬((avb)→c)
El profesor se sorprenderá mucho al ver tu solución correcta😉
Solución
Solución detallada
$$\left(a \vee b\right) \Rightarrow c = c \vee \left(\neg a \wedge \neg b\right)$$
$$\left(a \vee b\right) \not\Rightarrow c = \neg c \wedge \left(a \vee b\right)$$
$$\neg c \wedge \left(a \vee b\right)$$
Tabla de verdad
+---+---+---+--------+
| a | b | c | result |
+===+===+===+========+
| 0 | 0 | 0 | 0 |
+---+---+---+--------+
| 0 | 0 | 1 | 0 |
+---+---+---+--------+
| 0 | 1 | 0 | 1 |
+---+---+---+--------+
| 0 | 1 | 1 | 0 |
+---+---+---+--------+
| 1 | 0 | 0 | 1 |
+---+---+---+--------+
| 1 | 0 | 1 | 0 |
+---+---+---+--------+
| 1 | 1 | 0 | 1 |
+---+---+---+--------+
| 1 | 1 | 1 | 0 |
+---+---+---+--------+
$$\left(a \wedge \neg c\right) \vee \left(b \wedge \neg c\right)$$
$$\neg c \wedge \left(a \vee b\right)$$
Ya está reducido a FNC
$$\neg c \wedge \left(a \vee b\right)$$
$$\left(a \wedge \neg c\right) \vee \left(b \wedge \neg c\right)$$