if a has 4 element b has 8 element then the minimum and maximum number

1.	if a has 4 element b has 8 element then the minimum and maximum number of elements in (AUB) are ------------- select one; a.both a and b? or b.4,12 or c.4,8 or d.none of the mention
Answer» Step-by-step EXPLANATION: 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: A has some (or all) elements of B {3,4,5} ⊆ D

if a has 4 element b has 8 element then the minimum and maximum number of elements in (AUB) are ------------- select one; a.both a and b? or b.4,12 or c.4,8 or d.none of the mention

Answer»

Step-by-step EXPLANATION:

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: A has some (or all) elements of B {3,4,5} ⊆ D

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if a has 4 element b has 8 element then the minimum and maximum number of elements in (AUB) are ------------- select one; a.both a and b? or b.4,12 or c.4,8 or d.none of the mention

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