Rational functions are everywhere in math—make sure you know these 10 essential concepts! Go to for tons of FREE math resources. Subscribe to jensenmath to get better at understanding all types of math concepts. 0:00 What is a Rational Function 1:04 Simplifying and Stating Restrictions 6:42 Operations with Rational Functions 12:25 Vertical Asymptotes 16:22 Horizontal Asymptotes 21:16 Slant Asymptotes 24:16 Holes 28:52 Intercepts 31:32 Graphing Reciprocal Functions 39:44 Solving Rational Equations 42:52 Rational Inequalities