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Grade 8 Chapter 12

Rational Functions and Equation

asymptote A line that a graph gets closer to as the value of a variable becomes extremely large or small.
discontinuous function A function whose graph has one or more jumps, breaks, or holes.
excluded value Values of x for which a function or expression is not defined.
inverse variation A relationship between two variables, x and y, that can be written in the form y = k/x, where k is a nonzero constant and x is not equal to 0.
rational equation An equation that contains one or more rational expressions.
rational expression A algebraic expression whose numberator and denominator are polynomials and whose denominator has a degree greater than or equal 1.
rational function A function whose rule can be written as a rational expression.
Created by: bookannelid