en.wikipedia.org/wiki/Asymptote

In analytic geometry, an **asymptote** of a curve is a line such that the distance
between the curve .... A common **example** of a vertical **asymptote** is the case of a
rational function at a point x such that the denominator is zero and the numerator
is ...

www.purplemath.com/modules/asymtote4.htm

Uses worked **examples** to demonstrate how to recognize and find vertical,
horizontal, and slant **asymptotes**, along with the domain of a function.

www.softschools.com/math/calculus/finding_horizontal_asymptotes_of_rational_functions

Remember that an **asymptote** is a line that the graph of a function approaches but
never touches. Rational functions contain **asymptotes**, as seen in this **example** ...

www.softschools.com/math/calculus/finding_vertical_asymptotes_of_rational_functions

An **asymptote** is a line that the graph of a function approaches but never touches.
Rational functions contain **asymptotes**, as seen in this **example**: In this **example** ...

www.mathsisfun.com/algebra/asymptote.html

An **asymptote** is a line that a curve approaches, as it heads towards infinity:
**Asymptote** ... It is a Horizontal **Asymptote** when: as x goes ... **Example**: (x^{2}−3x)/(2x
−2).

www.shmoop.com/functions-graphs-limits/finding-vertical-asymptotes-examples.html

Finding Vertical **Asymptotes Examples** ... Find all vertical asymptotes (if any) of f(x
). Since f(x) has a ... Let Find the vertical asymptote(s) of f, if there are any.

www.shmoop.com/functions-graphs-limits/vertical-asymptotes-holes-examples.html

**Examples** · One-Sided Limits · Finding Vertical **Asymptotes**; Vertical **Asymptotes**
vs. Holes; Limits of Functions at Infinity · Finding Horizontal/ Slant/ Curvilinear ...

www.onlinemathlearning.com/asymptote.html

Calculus: How to find Vertical Asymptote, Horizontal Asymptote and Oblique
**Asymptote**, **examples** and step by step solutions, For rational functions, vertical ...

www.shmoop.com/precalc-polynomials/horizontal-examples.html

**Examples** · Rational Root Theorem · Restricting the Roots · Multiplicity ·
Sketching Polynomials · Vertical **Asymptotes** and Discontinuities; Horizontal and
Slant ...