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Chapter 0 Algebra 2

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Section 1

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Whole Numbers

Front

1 / 23

Algebra Math

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Date created

Mar 1, 2020

Cards (23)

Section 1

(23 cards)

Whole Numbers

Front

{0, 1, 2, 3, ...} counting numbers and 0

Back

Variable

Front

a quantity that may change within the context of a mathematical problem

Back

Compound Inequality

Front

contains at least two inequalities that are separated by either "and" or "or"

Back

Natural Numbers

Front

{1, 2, 3, 4, ...} the positive integers

Back

Union

Front

everything in both sets

Back

Infinity

Front

∞ never ending

Back

Interval Notation

Front

{x | 2 < x ≤ 7 } = (2, 7] Parentheses and/or brackets are used to show whether the endpoints are excluded or included.

Back

Rational Numbers

Front

any number that can be expressed as the quotient or fraction p/q of two integers, a numerator p and a non-zero denominator

Back

Integers

Front

{..., -2, -1, 0, 1, 2, ...} a whole number; a number that is not a fraction

Back

Extraneous Solution

Front

a solution for the equation that is mathematically true, but is not a valid solution to the original problem.

Back

Real Numbers

Front

include all the rational numbers, such as the integer −5 and the fraction 4/3, and all the irrational numbers.

Back

Constraint

Front

The number of tickets sold was more than 200

Back

Empty Set

Front

the unique set having no elements; its size or quantity is zero

Back

Irrational Numbers

Front

a real number that cannot be expressed as a ratio of integers, i.e. as a fraction

Back

Intersection

Front

a point at which two or more things intersect

Back

Equation

Front

a statement that the values of two mathematical expressions are equal... IT WILL HAVE AN EQUAL SIGN!!!!!

Back

Open Sentence

Front

2n - 5 = 17 a statement which contains a variable, and becomes either true or false, depending on the value that replaces the variable

Back

Order of Operations

Front

a collection of rules that define which procedures to perform WHEN in order to evaluate a given mathematical expression

Back

Set-Builder Notation

Front

A shorthand used to write sets, often sets with an infinite number of elements.

Back

Formula

Front

a concise way of expressing information symbolically, it serves as a guide map to tell us where and HOW to place numbers.

Back

Absolute Value

Front

distance from zero, the quantity of the number as a positive.

Back

Solution

Front

Any and all value(s) of the variable(s) that satisfies an equation, inequality, system of equations, or system of inequalities

Back

Algebraic Expression

Front

an expression built up from integer constants, variables, and the algebraic operations

Back