GATE ECE 2007 | Question: 41

Question

The Boolean expression $Y=\overline{A} \;\overline{B}\; \overline{C} D+\overline{A} B C \overline{D}+A \overline{B}\; \overline{C} D+A B \overline{C}\; \overline{D}$ can be minimized to

• A. $Y=\overline{A}\; \overline{B}\; \overline{C} D+\overline{A} B \overline{C}+A \overline{C} D$
• B. $Y=\overline{A}\; \overline{B}\; \overline{C} D+B C \overline{D}+A \overline{B} \;\overline{C} D$
• C. $Y=\overline{A} B C \overline{D}+\overline{B}\; \overline{C} D+A \overline{B} \;\overline{C} D$
• D. $Y=\overline{A} B C \overline{D}+\overline{B}\; \overline{C} D+A B \overline{C} \;\overline{D}$