1. Variables, Expressions, & Integers Flashcards
consists of numbers and operations
numerical expression
a letter used to represent one or more numbers
variable
consists of numbers, variables, and operations
variable expression
solve the expression
evaluate
describes a problem using words as labels and using math symbols to relate the words
verbal model
the result of a repeated multiplication of the same factor
power
the bottom number of a power
base
the top number of a power
exponent
the rules on the order of solving an expression
order of operations
…, -3, -2, -1, 0, 1, 2, 3, …
integers
…, -3, -2, -1
negative integers
1, 2, 3, …
positive integers
the number value of its distance from 0
absolute value
two numbers with the same absolute value but different signs
opposites
opposite of a number
additive inverse
the sum of the values divided by the number of values
mean
the middle value when the values are written in numerical order
median
the value that occurs most often in a data set
mode
the difference of the greatest value and the least value in a data set
range
formed by the intersection of a horizontal number line called the x-axis and a vertical number line called the y-axis
coordinate plane
the point where the axes meet
origin
the four sections of the coordinate place
quadrants
the numerical representation of a point on the coordinate plane
ordered pair
point on the x-axis
x-coordinate
