A $3-)(40$ Points$)$

a$)$ Use a $8-$to$-1$ multiplexer to implement the function below: $(20$ points$)$

b$)$ Use a $4-$to$-1$ multiplexer to implement the function below: $(20$ points$)$

$F(w,x,y,z)=w*x+w*y*z+w^{\text{'}}*x^{\text{'}}*z^{\text{'}}+x*y^{\text{'}}*z^{\text{'}}$