Quiz 1. Properties Of Sets, Operations Of Sets

Question 1

Function

Answer 1

A way of thinking about relationships between sets

Question 2

Set

Answer 2

Collections of objects, groups; made up of elements

Question 3

Branch of mathematics called _______ is the study of _____ and their ______

Answer 3

Set theory, sets, rules and relationships

Question 4

Inside brackets of a set may be a well-defined ______ or a list of ______

Answer 4

Math rule, elements

Question 5

Natural numbers

Answer 5

Counting numbers form one to infinity

Question 6

Whole numbers

Answer 6

All natural numbers plus zero

Question 7

Integer

Answer 7

All positive and negative numbers and zero

Question 8

Symbol used to show that something is an element of a set

Answer 8

Kind of looks like an E, is read “is a member of”

Question 9

Finite set

Answer 9

Has a certain number of members

Question 10

Infinite set

Answer 10

Has a limitless number of members

Question 11

List method

Answer 11

Elements of the set are listed

Question 12

{…}

Answer 12

Ellipsis

Question 13

Rule method

Answer 13

Uses set-builder notation

Question 14

A={x I x is an even whole number

Answer 14

“A is the set of even whole numbers such that X is a whole number less than 10.”

Question 15

Subsets

Answer 15

Sets contained in another set

Question 16

If B is a subset of A and A is a subset of B then,

Answer 16

A=B

Question 17

Set are equivalent if?

Answer 17

They contain the same number of elements

Question 18

Empty set

Answer 18

Also called the null set, { }

Question 19

Any two empty sets are?

Answer 19

Equal and equivalent

Question 20

Each set is a ____ of ____?

Answer 20

Subset, itself

Question 21

Describe a relationship between two sets that you can describe mathematically?

Answer 21

if you eat 10 carrot sticks a day you could describe the relationship between the number of days in the month and the number of carrot sticks you eat.

Question 22

In arithmetic, the operations of _____ and _____ were defined and developed.

Answer 22

Adding, multiplying

Question 23

In algebra of sets, we define two other operations?

Answer 23

Union and intersection

Question 24

Union

Answer 24

Two sets are joined without repetition

Question 25

Intersection

Answer 25

Compares what the different sets have in common