9 votes 9 votes The most simplified form of the Boolean function $x (A, B, C, D) = \sum (7, 8, 9, 10, 11, 12, 13, 14, 15)$ (expressed in sum of minterms) is? A + A'BCD AB + CD A + BCD ABC + D Digital Logic isro2013 digital-logic canonical-normal-form + – makhdoom ghaya asked Apr 27, 2016 makhdoom ghaya 4.4k views answer comment Share Follow See all 2 Comments See all 2 2 Comments reply Nitish Shrivastava commented May 31, 2016 reply Follow Share i think it should be A also in un simplified form. correct me if i am wrong 0 votes 0 votes Himanshu Kumar Gupta commented Aug 29, 2020 reply Follow Share Option C is right Answer 0 votes 0 votes Please log in or register to add a comment.
0 votes 0 votes In above k-map minterms $(m_8,m_9,m_{10},m_{11},m_{12},m_{13},m_{14},m_{15})$ can be combine as single octet and $(m_7, m_{15})$ as single pair. The SOP expression is : $f(A,B,C,D)=A+BCD$ So option $(C)$ is correct. Hira Thakur answered Aug 3, 2021 Hira Thakur comment Share Follow See all 0 reply Please log in or register to add a comment.