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vocabchapter1 math
vocabulary chapter 1
word | definition |
---|---|
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 |