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Alg II-Vocabulary 1A

Chapter 1 Vocab (set 1)

TermDefinition
constant doesn't change
variable does change
coefficient the number in front of the variable
expression statement, no equal sign
algebraic expression has variable
numberic expression has no variable
term A number, variable or the product of numbers and variables.
equation has an equal sign
inequality not equal
commutative property that changes order
associative property that changes grouping
identity property that doesn't change a number, variable, term, or expression
inverse property that is opposite (addition) or the reciprocal (multiplication)
natural numbers 1, 2, 3, ...
whole numbers 0, 1, 2, 3...
rational numbers any number that can be expressed as a fraction
irrational numbers any number that can NOT be expressed as a fraction
real numbers all rational and irrational numbers
Created by: mark roberts