Question

b) Prove that ∗ + C S/ , where ~R S z{ |z| }1
*
= ∈C = , = x{ ∈ x| > }0
+ R R and
}0{\
* C = C .

Answer 1

Answer:

Step-by-step explanation:

x’y’z+yz+xz

(x’y’+y)z+xz          

(x’+y)(y’+y)z+xz  

(x’+y+x)z

(1+y)z