Question

Given A = {1, 3, 5, 7), B = {2, 3, 5, 8).
List all the elements of (A n B) x (B — A).

Answer 1

see the attachment....

Answer 2

SOLUTION

GIVEN

A = {1, 3, 5, 7), B = {2, 3, 5, 8}

TO DETERMINE

List all the elements of (A ∩ B) × (B - A)

EVALUATION

Here the given sets are

A = {1, 3, 5, 7} and B = {2, 3, 5, 8}

∴ A ∩ B = { 3 , 5 }

∴ B - A = { 2 , 8 }

∴ (A ∩ B) × (B - A)

= { (3,2) , (3,8) , (5,2) , (5,8) }

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