Question

9. If A (1, 2) and B={1, 2, 3, 5, 9) then, (AUB) - A =_____. Please reply fast.From chapter Sets​

Answer 1

Answer:

AuB= (1,2,3,5,9)

therefore,

(AuB) - A = (1,2,3,5,9) - (1,2)

               = (3,5,9)

Step-by-step explanation:

Answer 2

Step-by-step explanation:

Solved Examples For You

Question 1: Let A = {1, 3, 5, 7} B = {5, 7, 9, 11} and C = {1, 3, 5, 7, 9, 11, 13} prove that:

(A∩ B) U (A ∩ C) = A ∩ (BU C)

Answer : B U C = {1, 3, 5, 7, 9, 11, 13}

A ∩ (B U C) = {1, 3, 5, 7}

Hence, A ∩ B = {5, 7}

A ∩ C = {1, 3, 5, 7}

(A∩ B) U (A∩ C) = {1, 3, 5, 7} … {Hence proved}