Question

(3) 0
6.
Let z be the set of all integers and
A = {(a, b) : a2 + 3b2 = 28, a, b e Z}
B = {(a, b): a > b, a, b e Z}, then n(
AB) is equal to
(2) 6
(1) 1
(4) 8
(3) 3
B) U (B - A) equals​

Answer 1

Answer:

6 is the answer............