Question

consider the following sets
A 2,6,7,10,53 B {1,2,3,4,53 }
Find the following
(a) A UB
(b) A AB
1
A
(C)
(d) B'UA​

Answer 1

Answer:

Symbol Meaning Example

{ } Set: a collection of elements {1, 2, 3, 4}

A ∪ B Union: in A or B (or both) C ∪ D = {1, 2, 3, 4, 5}

A ∩ B Intersection: in both A and B C ∩ D = {3, 4}

A ⊆ B Subset: every element of A is in B. {3, 4, 5}