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Asymptote

Concept

Asymptote

An asymptote of a function is a line that the function's graph approaches as the distance to the origin approaches infinity. As an example, the rational function has two asymptotes, the -axis and the -axis.

As and as the function value approaches Thus, the -axis, is a horizontal asymptote of Similarly, as the function value approaches either positive or negative infinity. This means that the -axis, is a vertical asymptote of