https://www.khanacademy.org/math/precalculus/x9e81a4f98389efdf:rational-functions/x9e81a4f98389efdf:end-behavior-of-rational-functions/v/end-behavior-of-rational-functions 2022-10-07T00:22:18.752150461Z End behavior of rational functions Sal analyzes the end behavior of several rational functions, that together cover all cases types of end behavior. video https://cdn.kastatic.org/ka_thumbnails_cache/583ea840-7704-481f-9294-2ce99b571070_1280_720_base.png End behavior of rational functions Sal analyzes the end behavior of several rational functions, that together cover all cases types of end behavior. https://cdn.kastatic.org/ka-youtube-converted/Vtcmyr5IGYY.mp4/Vtcmyr5IGYY.mp4 607 Rational functions and end behavior https://www.khanacademy.org/math/precalculus/x9e81a4f98389efdf:rational-functions/x9e81a4f98389efdf:end-behavior-of-rational-functions/e/end-behavior-of-rational-functions 2026-05-05T18:10:50.367167117Z End behavior of rational functions Given a rational function, determine how it behaves as x approaches +∞ or -∞. Tomer Gal exercise https://www.khanacademy.org/math/ap-precalculus/xe322600f784e4778:polynomial-and-rational-functions/xe322600f784e4778:rational-functions-and-end-behavior/v/analyzing-horizontal-asymptotes-of-rational-functions-precalculus-khan-academy 2025-08-28T00:00:48.862639845Z Analyzing horizontal asymptotes of rational functions Identify the horizontal asymptote of different rational functions by understanding their end behavior as the function approaches infinity and negative infinity. Sal Khan video https://cdn.kastatic.org/ka_thumbnails_cache/4a408ec3-746f-46b0-90ad-7dde7ffd660a_1280_720_base.png Analyzing horizontal asymptotes of rational functions Identify the horizontal asymptote of different rational functions by understanding their end behavior as the function approaches infinity and negative infinity. https://cdn.kastatic.org/ka-youtube-converted/UfY72qdxnvk.mp4/UfY72qdxnvk.mp4 351 Rational functions and end behavior https://www.khanacademy.org/math/ap-precalculus/xe322600f784e4778:polynomial-and-rational-functions/xe322600f784e4778:rational-functions-and-end-behavior/e/analyze-horizontal-asymptotes-of-rational-functions 2025-08-14T17:31:57.794278627Z Analyze horizontal asymptotes of rational functions Identifying horizontal asymptotes from standard and factored form and how the function will behave around them. Courtney Chernin-Hitchings exercise