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 Flashcards Matching Hangman Crossword Type In Quiz Test StudyStack Study Table Bug Match Hungry Bug Unscramble Chopped Targets

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# Symbols&Setof#

### Symbols and Sets of Numbers Vocabular: Beg. Alg.

What is a set? Is a collection of Objects
What are the objects of sets usually called? Members or Elements
Collection of objects Set
Objects generally in a set members or elements
Members or Elements Objects in a set
Roster form Just lists out elements of a set between two set brackets {january,june,july}
Just lists out of elements of a set between two set brackets Roster form
Equal = To notate that two expressions are equal to each,
= Notates two expressions are equal
A < B A is less than b
A is less than b A <B
A>B a is greater than b
Mathematical statement uses the equality and inequality symbols shown above. Judged either true or false
Uses the equality and inequality symbols. Mathematical statement
Natural or counting numbers N= {1,2,3,4,5,6,7...}
N= {1,2,3,4,5,6,7...} Natural or counting numbers
Whole Numbers {0,1,2,3,4,5,6,7...}
{0,1,2,3,4,5,6,7...} Whole numbers
Integers Z= {...,-5,-4,-3,-2,-1,0,1,2,3,4,5...}
Z= {...,-5,-4,-3,-2,-1,0,1,2,3,4,5...} Integers
Natural numbers and whole numbers are both subsets of what? Integers
Rational Numbers is a number that can be written as one integer over another
Is a number that can be written as one integer over another Rational number
Natural numbers, whole numbers and integers are all subsets of what. Rational numbers
Irrational numbers Numbers that are not perfect roots, non-terminating, non-repeating decimals like Pi.
Real Numbers Any number that belongs to either the rational numbers or irrational numbers would be considered this. Includes natural, whole and integers
Any number that belongs to either the rational numbers or irrational numbers would be considered this. Includes natural, whole and integers Real numbers
Zero on the number line is called what? Origin
origin zero on a number line
Negative numbers On the left of 0
On the left of 0 Negative Numbers
Positive Numbers Located at the right of 0
Located at the right of 0 Positive number
0 , zero Does not belong to either groups. Neither negative or positive
Absolute value Measures the distance that x is away from origin (0)
Measures the distance that x is away from origin (0) Absolute value
2.5 ? 1.5 Replace ? with either <,>, or = 2.5>1.5
Created by: JoriLynn