railway RRB JE (CBT I + CBT II) Mock Test 2024 Digital Electronics Logic Gates and Boolean Algebra Laws of Boolean Algebra
In a logic equation A(A +B̅C̅ + C) + B̅(C̅ + A̅ + BC) + (A +B̅C̅ + AC̅) = 1 , if C = A̅ then
1
A + B = 1
2
\(A + \bar B = 1\)
3
\(\bar A + B = 1\)
4
A = 1