railway RRB JE (CBT I + CBT II) Mock Test 2024 Digital Electronics Logic Gates and Boolean Algebra Laws of Boolean Algebra
The Boolean expression \(\overline {A + \overline B + C} + \overline {\overline A + \overline B + C} + \overline {A + \overline B + \overline C } + ABC\) reduces to:
1
A
2
B
3
C
4
A + B + C