For the below truth table,

a$)$ Develop the output Boolean expression for Y$.($Don$\text{'}$t simplify using

Boolean Theorems$).$

$[2$ Marks$]$

b$)$ Determine the minimized expression using karnaugh map $($show your

work$)$

$[2$ Marks$]$

c$)$ If you were to build the circuit using only NAND gates, what will the

resulting expression be$?$

$[2$ Marks$]$