Question

Let U = {q, r, s, t, u, v, w, x, y, z}
A = {q, s, u, w, y}
B = {q, s, y, z}
C = {v, w, x, y, z}.

Determine the following.

A ∩ B'
I choose A.{q, s, t, u, v, w, x, y} is that the right answer?

Answer 1

No. Remember that B' means everything not in B

Answer 2

A ∩ B' = {q,s,u,w,y} ∩ {r,t,u,v,w,x}

Answer 3

The answer is B right

Answer 4

The answer is {u,w}

Answer 5

Ok thanks this is all new to me