0 votes 0 votes The boolean expression $\overline{A} \cdot B + A \cdot \overline{B}+ A \cdot B$ is equivalenet to $\overline{A} \cdot B$ $\overline{A+B}$ $A \cdot B$ $A+B$ Digital Logic ugcnetcse-dec2018-paper2 digital-logic boolean-algebra + – Arjun asked Jan 2, 2019 • retagged Jul 5, 2023 by Hira Thakur Arjun 2.0k views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
1 votes 1 votes A'.B + A.B' + A.B =A'.B + A.B + A.B' =B(A' + A) + A.B' =B + A.B' =(B+A).(B+B') =B+A Option(d) Peeyush Pandey answered Jan 2, 2019 Peeyush Pandey comment Share Follow See 1 comment See all 1 1 comment reply Peeyush Pandey commented Jan 2, 2019 reply Follow Share In 2nd last line, I used postulate 4 1 votes 1 votes Please log in or register to add a comment.
1 votes 1 votes Can also be solved using K-map very easily. Ans: D ApoorvaRaikar answered May 3, 2019 ApoorvaRaikar comment Share Follow See all 0 reply Please log in or register to add a comment.