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Algebra 1-Chapter 1

Algebra 1-Chapter 1 Vocabulary

QuestionAnswer
A letter or symbol that represents one or more numbers. variable
A group of numbers, symbols, and variables that express an operation or a series of operations. algebraic expression
An expression that represents repeated multiplication of the same factor. power
The number or expression that is used as a factor in a repeated multiplication. base
The number or variable that represents the number of times the base of a power is used as a factor. exponent
Rules for evaluating an expression involving more than one operation. order of operations
Describes a real-world situation using words as labels and using math symbols to relate the words. verbal model
A fraction that compares two quantities measured in different units. rate
A fraction that compares two quantities measured in different units, in which the denominator of the fraction is 1. unit rate
A mathematical sentence formed by placing the symbol = between two expressions. equation
A mathematical sentence formed by placing one of the symbols: less than, less than or equal to, greater than, or greater than or equal to, between two expressions. inequality
An equation or inequality that contains an algebraic expression. open sentence
A number that produces a true statement when substituted for the variable in an equation. solution of an equation
A number that produces a true statement when substituted for the variable in an inequality. solution of an inequality
An equation that relates two or more quantities. formula
A rule that establishes a relationship between two quantities, called input and output, such that each input is paired with exactly one output. function
The set of all inputs of a function. domain
The set of all outputs of a function. range
The input variable of a function. independent variable
The output variable of a function. dependent variable
To find the value of an algebraic expression by substituting numbers for variables, performing the operation(s) and simplifying the result. evaluate an algebraic expression
To combine like terms and complete all operations. simplify
A compact way of writing an expression involving repeated multiplication of the same number. exponential form
Created by: aelohaus
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