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Alg II-Vocabulary 1A
Chapter 1 Vocab (set 1)
Term | Definition |
---|---|
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 |