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Algebra II C01-L08

Wirtz Algebra II Chapter 1 Lesson 8

relation any correspondence between a set of input values and output values
domain set of all inputs
function a special type of relation in which for every member of its domain is associated with exactly one member of its range
inverse operation "Undoing" steps to return to an original value or position.
functional notation when a function is written with f(x)
identity function when the function 'f' assigns every value of 'x' to itself.
inverse function the function the "undoes" the original function
composition of functions Applying one function to the answer of another function
piecewise functions functions which are defined with different functional relationships between the independent and dependent variables over different domains.
range set of all outputs