Question

(2) If A = {1, 3, 9, 11, 13) and B = {1, 9, 11}, then find
7 A UB and A N B.​

Answer 1

Answer:

AUB = { 1, 3, 9, 11, 13}

this is the answer hope it helps u

Answer 2

Step-by-step explanation:

A U B is {1,3,9,11,13} that is sat A itself

U this sign represent the sign of union which means including all the values from both the sets

A intersection B is {1,9,11}. that is set B itself

this intersection sign refer to take the common value from both the sets

Hope so my answer clarify your doubts