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vocabchapter1 math

vocabulary chapter 1

worddefinition
variable a letter used to represent one or more numbers
numerical expression an expression which contains numbers and operations
power the result of a repeated multiplication of the same factor
exponent a number that indicates how many times a number or expression is to be multiplied by itself
integer The set of whole numbers and their opposites {. . .-2, -1, 0, 1, 2. . .}
opposite numbers numbers which are the same distance from 0 on the number line,but have different signs
absolute value is its distance from zero on a number line
variable expression is constants a of numbers, operations, and variables
base the number that is used as a factor in a repeated multiplication
order of operations "Please excuse my dear Aunt Sally" (or PEMDAS: parentheses, exponents, multiplication, division, addition, subtraction)
coordinate plain a horizontal number line and a vertical number line intersect at their zero points.
evaluate to solve a problem
Created by: claire36532
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