engineering recuitment BEL Probationary Engineers Mock Test 2025 Digital Electronics Logic Gates and Boolean Algebra Boolean Functions
निम्नलिखित अभिव्यक्ति को सरल कीजिए।
A̅B̅C̅D + AB̅C̅D + BD + BCD̅
1
BD + CD̅ + A̅C
2
B̅C̅D + BD
3
C̅D + BC
4
CD̅ + B̅C̅