Ouestion $5$:

Using the laws of Boolean algebra, simplify the following Boolean expressions. Then

draw the circuit for each of the simplified versions.

a$)xy+yz,(10$ points$)$

b$)\frac{?}{\text{b}\text{a}\text{r}}((x+y))\frac{+}{b}ar(((\frac{?}{\text{b}\text{a}\text{r}}(z)))),(10$ points$)$