Question

Write down the boolean expression for output $Y$ of a system shown in figure

• A. $A\bar{B}+\bar{A}B$
• B. $(\bar{A}+\bar{B})(A+B)$
• C. $\bar{A}\bar{B}+AB$
• D. $A\cdot B+(\bar{A}+\bar{B})$

Answer 1

Answer: (C)

$Y=\bar{A}\cdot \bar{B}+A\cdot B$