Math Flashcards

1
Q

Is a collection of objects that have something in common.

A

Sets

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2
Q

The objects in a set is called?

A

Members or an element

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3
Q

Each member is?

A

Distinct

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4
Q

A circle,loop or rectangle is to show the?

A

Set

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5
Q

A set is named with a?

A

Capital letter

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6
Q

A set can be defined by?

A

Describing the contents and listings the elements.

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7
Q

{}-means

A

A set of

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8
Q

Elements can be listed how many times?

A

Once

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9
Q

Ellipsis

A

Used to show that we have not written all the members in the set.

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10
Q

Cardinality is the?

A

the number of elements in a set.

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11
Q

∈ - symbol for

A

“is a member of”

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12
Q

∉ - symbol for

A

“is not a member of”

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13
Q

A larger set from which a set of elements is taken.

A

Universal sets

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14
Q

all the members/elements can be
listed.

A

Finite set

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15
Q

all the members/elements cannot be listed.

A

Infinite set

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16
Q

A set that has no members or elements.

A

Empty/null sets

17
Q

sets that have the exact same
members or elements.
The order of the elements doesn’t matter

A

Equal sets

18
Q

Sets that have an equal number of members or elements. They do not have to have the same exact elements,just the same numbers of elements.

A

Equivalent sets

19
Q

Contains only the members which are common in both of the sets.

A

Intersection

20
Q

Contains all the members in either or both of the sets.

A

Union

21
Q

Sets that do not contain any common elements.Their intersection result in an empty or null sets.

A

Disjoint sets