यदि A = {1, 2, 3}, B = {3, 4} तथा C = {4, 5, 6} है तो निम्नलिखित प्रत्येक ज्ञात कीजिए :
`(A xx B) cap (A xx C)`

Answer

`(A xx B) cap (A xx C) = {1, 4), (2, 4), (3, 4)}`