0 votes 0 votes The Boolean expression $\overline{(a+\bar{b}+c+\bar{d})+(b+\bar{c})}$ simplifies to $1$ $\overline{a.b}$ $a.b$ $0$ Analog and Digital Electronics gate2016-ee-2 analog-and-digital-electronics boolean-algebra + – makhdoom ghaya asked Jan 29, 2017 retagged Mar 9, 2021 by Lakshman Bhaiya makhdoom ghaya 9.4k points answer comment Share See all 0 reply Please log in or register to add a comment.