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16 Cards in this Set
- Front
- Back
variable
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a letter that is used to represent one or more numbers
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variable expression
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a collection of numbers, variables, and operations
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unit analysis
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writing the units of each variable in a real-life problem to help determine the units for the answer
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verbal model
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an expression that uses words to represent a real-life situation
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power
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the result of a repeated multiplication
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exponet
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the number or variable that represents the number of times the base is used as a factor
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base
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the number or variable that is used as a factor in repeated multiplication
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grouping symbols
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symbols such as parentheses or brackets that indicate the order in which operations should be performed
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order of operations
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the rules established to evaluate an expression involving more than one operation
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equation
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a statement formed when an equal sign is placed between two expressions
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inequality
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a sentence formed when an inequality symbol is placed between two expressions
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bar graph
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a graph that organizes a collection of data by using horizontal or vertical bars to display how many times each event or number occurs in the collection
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line graph
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a graph that uses line segments to connect data points.
over time |
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function
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a rule that establishes a relationship between two quantities, called the input and the output
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domain
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the collection of all input values of a function
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range
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the collection of all output values of a function
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