Question 459361
Given A = {1, 2, 3, 4}, B = {4, 5, 6,}, and C = {2, 6, 7}.

a) A ∩ B = {4}

b) A U C = {1,2,3,4,6,7}

c) B U C = { 2,4,5,6,7}

d) (A U B) ∩ C = {2,6 }

e) A U (B U C) = {1,2,3,4,5,6,7}

f) (A ∩ B) ∩ C = null  

g) (A ∩ B) U C = {2,4,6,7}