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46 Cards in this Set
- Front
- Back
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symbol which represents one or more numbers
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variable
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a number, a value which does not change
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constant
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mathematical phrase which includes numbers and operation symbols
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numeric espresion
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mathematical phrase which includes numbers, variables, and operation symbols
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algebraic expression
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mathematical sentence which contains an equals sign
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equation
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an equation which contains a variable
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open sentence
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accepted order of operations
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PEMDAS
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replace an expression with its simplest name
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simplify
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tells how many times a number is used as a factor
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exponent
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has two parts: a base and an exponent
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power
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number in a power used as an factor
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base
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substitute given values of variables and simplify
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evaluate
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mathematical sentence which compares two expressions using < or >
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inequality
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any example which proves a statement false
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counterexample
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two numbers which are the same distance from zero on the number line
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opposites
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distance of a number from zero on the number line
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absolute value
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rectangular arrangement of numbers in columns and rows
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matrix
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an item in a matrix
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element
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multiplicative inverse
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reciprocal
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number by which you multiply all elements in a matrix
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scalar
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number, variable, or product of a number and one or more variables in an algebraic expression
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term
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numerical factor in a term
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coefficient
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terms which have the same variable
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like terms
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two number lines that intersect at right angles
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coordinate plane
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point of intersection of two number lines
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origin
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horizontal axis
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x-axis
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vertical axis
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y-axis
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four sections made by the two axes
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quadrant
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x-coordinate
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abscissa
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y-coordinate
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ordinate
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graph which shows the relationship between two groups of data
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scatter plot
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shows the correlation on a scatter plot more clearly
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trend line
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value of a variable which makes an equation true
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solution
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equations which have the same solution
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equivalent equations
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equation which is true for every value of the value
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identity
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integers which differ by 1
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consecutive integers
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a constant rate
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uniform motion
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distance = rate times time
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distance formula
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equation involving two or more variables
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literal equation
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values used to describe a set of data
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measures of central tendency
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sum of all data items divided by the number of data items
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mean
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middle value when the numbers in a data set are arranged in order
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median
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data item that occurs the most times
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mode
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difference between the greatest and smallest values in a data set
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range
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a data value which is much lower or higher than other values in a data set
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outlier
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display of data using the digits of the values
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stem and leaf plot
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