state gov UP Police Computer Operator Grade A Mock Test 2023 Digital Logic Number Representations and Computer Arithmetic Minimization of Boolean Expression
Find the correct option for simplification of the Boolean expression.
(P + Q + R)(S + T)' + (P + Q + R)(S + T)
1
P' Q' R'
2
S + T
3
P + Q + R
4
S' + T'