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

A. {q, s, t, u, v, w, x, y}

B. {r, s, t, u, v, w, x, z}

C. {q, r, s, t, v, x, y, z}

D. {s, u, w}

Answer 1

http://en.wikipedia.org/wiki/Union_(set_theory)

Answer 2

FIRST FIND COMPLIMENT OF A

Answer 3

A'={ r, t, v, x, z}
B ={q, s, y, z}

Answer 4

THEN FROM
A'={ r, t, v, x, z}
B ={q, s, y, z}
UNION BOTH OF THEM

Answer 5

OK @mollyann

Answer 6

i dont get it

Answer 7

do you understand how we get A' ?

Answer 8

so the answers A?

Answer 9

SET U - SET A = A'

Answer 10

recheck your answer
@mollyann

Answer 11

is it C

Answer 12

are you here?

Answer 13

im horrible at math

Answer 14

don't worry
im also bad in maths

Answer 15

i think its B