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46 Cards in this Set
 Front
 Back
symbol which represents one or more numbers

variable


a number, a value which does not change

constant


mathematical phrase which includes numbers and operation symbols

numeric espresion


mathematical phrase which includes numbers, variables, and operation symbols

algebraic expression


mathematical sentence which contains an equals sign

equation


an equation which contains a variable

open sentence


accepted order of operations

PEMDAS


replace an expression with its simplest name

simplify


tells how many times a number is used as a factor

exponent


has two parts: a base and an exponent

power


number in a power used as an factor

base


substitute given values of variables and simplify

evaluate


mathematical sentence which compares two expressions using < or >

inequality


any example which proves a statement false

counterexample


two numbers which are the same distance from zero on the number line

opposites


distance of a number from zero on the number line

absolute value


rectangular arrangement of numbers in columns and rows

matrix


an item in a matrix

element


multiplicative inverse

reciprocal


number by which you multiply all elements in a matrix

scalar


number, variable, or product of a number and one or more variables in an algebraic expression

term


numerical factor in a term

coefficient


terms which have the same variable

like terms


two number lines that intersect at right angles

coordinate plane


point of intersection of two number lines

origin


horizontal axis

xaxis


vertical axis

yaxis


four sections made by the two axes

quadrant


xcoordinate

abscissa


ycoordinate

ordinate


graph which shows the relationship between two groups of data

scatter plot


shows the correlation on a scatter plot more clearly

trend line


value of a variable which makes an equation true

solution


equations which have the same solution

equivalent equations


equation which is true for every value of the value

identity


integers which differ by 1

consecutive integers


a constant rate

uniform motion


distance = rate times time

distance formula


equation involving two or more variables

literal equation


values used to describe a set of data

measures of central tendency


sum of all data items divided by the number of data items

mean


middle value when the numbers in a data set are arranged in order

median


data item that occurs the most times

mode


difference between the greatest and smallest values in a data set

range


a data value which is much lower or higher than other values in a data set

outlier


display of data using the digits of the values

stem and leaf plot
