Answer :
Answer:
S1 = {∅, {t}, {u}, {v}, {t,u}, {t,v}, {u,v}, {t,u,v} }
Step-by-step explanation:
Given:
A = {t, u, v, w}
S1 = set of all subsets of A that do not contain w.
S2 = set of all subsets of A that contains w.
Therefore S1 & S2 in set roster notation will be given as:
S1 = {∅, {t}, {u}, {v}, {t,u}, {t,v}, {u,v}, {t,u,v} }
S2 = { {w}, {t,w}, {u,w}, {v,w}, {t,u,w}, {t,v,w}, {u,v,w}, {t,u,v,w} }
a) We can see that,
S1 = {∅, {t}, {u}, {v}, {t,u}, {t,v}, {u,v}, {t,u,v} }