Question

CHALLENGERS
If A = {1, 2, 3, 4), B = {3, 4, 5, 6} and C = {1, 2, 4, 6, 7), then find
i) AUB
ii) BUC
i) (AUBUC
iv) AN(BUC)
v) AU(BUC)
vi) A-(BUC)
vii) (A-BU(A-C)​

Answer 1

Answer:

i) {1,2,3,4,5,6}

ii) {1,2,3,4,5,6,7}

iii) {1,2,3,4,5,6,7}