https://www.khanacademy.org/math/algebra/x2f8bb11595b61c86:quadratic-functions-equations/x2f8bb11595b61c86:quadratic-forms-features/v/rewriting-a-quadratic-function-to-find-roots-and-vertex 2021-06-30T17:32:36Z Forms & features of quadratic functions Different forms of quadratic functions reveal different features of those functions. Here, Sal rewrites f(x)=x²-5x+6 in factored form to reveal its zeros and in vertex form to reveal its vertex. Sal Khan video https://cdn.kastatic.org/googleusercontent/IYWi7RoLLOMjWtLJvwRZz3CEG3Bma-p6nwFbm1bb8Ss8LqTcIrbzl4eyR9bkXrWuuliJKoYMAKpXggGwpvRUgVD- Forms & features of quadratic functions Different forms of quadratic functions reveal different features of those functions. Here, Sal rewrites f(x)=x²-5x+6 in factored form to reveal its zeros and in vertex form to reveal its vertex. https://cdn.kastatic.org/ka-youtube-converted/4Bc5-HRop5Y.mp4/4Bc5-HRop5Y.mp4 509 Características y formas de funciones cuadráticas https://www.khanacademy.org/math/algebra/x2f8bb11595b61c86:quadratic-functions-equations/x2f8bb11595b61c86:quadratic-forms-features/v/quadratic-functions-2 2021-06-30T17:32:40Z Vertex & axis of symmetry of a parabola Sal rewrites a quadratic equation in vertex form and shows how it reveals the vertex of the corresponding parabola. Sal Khan video https://cdn.kastatic.org/googleusercontent/tRp--KEO-LXgBvdYKjp_StBVMt1J8kcCUBpoOog6VLUwnN7iMVHEW1QrDJqj3VnLZ_3xFVtVpZ4I5Ulrir3CY3w Vertex & axis of symmetry of a parabola Sal rewrites a quadratic equation in vertex form and shows how it reveals the vertex of the corresponding parabola. https://cdn.kastatic.org/ka-youtube-converted/dfoXtodyiIA.mp4/dfoXtodyiIA.mp4 442 Características y formas de funciones cuadráticas https://www.khanacademy.org/math/algebra/x2f8bb11595b61c86:quadratic-functions-equations/x2f8bb11595b61c86:quadratic-forms-features/e/rewriting-expressions-to-reveal-information 2026-04-08T00:16:02.937952483Z Features of quadratic functions Find the zeroes ("roots") of quadratic functions and the vertex of their parabolas. Functions are given in standard, vertex, and factored form. Tomer Gal exercise https://www.khanacademy.org/math/algebra/x2f8bb11595b61c86:quadratic-functions-equations/x2f8bb11595b61c86:quadratic-forms-features/v/finding-features-of-quadratic-functions 2022-10-06T23:01:00.745424633Z Finding features of quadratic functions Sal finds the zeros, the vertex, & the line of symmetry of quadratic functions given in vertex form, factored form, & standard form. video https://cdn.kastatic.org/ka_thumbnails_cache/20ca5e7a-7f75-41ef-8bf4-7e86045363fa_1280_720_base.png Finding features of quadratic functions Sal finds the zeros, the vertex, & the line of symmetry of quadratic functions given in vertex form, factored form, & standard form. https://cdn.kastatic.org/ka-youtube-converted/V-BAdpvejTw.mp4/V-BAdpvejTw.mp4 503 Características y formas de funciones cuadráticas https://www.khanacademy.org/math/algebra/x2f8bb11595b61c86:quadratic-functions-equations/x2f8bb11595b61c86:quadratic-forms-features/e/graphing_parabolas_2 2026-03-24T23:41:07.080866137Z Graph parabolas in all forms Graph quadratic functions given in any form. Sid Patel exercise https://www.khanacademy.org/math/algebra/x2f8bb11595b61c86:quadratic-functions-equations/x2f8bb11595b61c86:quadratic-forms-features/v/interpret-quadratic-models-factored-form 2022-09-10T01:04:29.754011735Z Interpret quadratic models: Factored form Given a quadratic function that models a relationship, we can rewrite the function to reveal certain properties of the relationship. Factored form helps us identify the x-intercepts or zeros of the function. Sal Khan video https://cdn.kastatic.org/ka_thumbnails_cache/93772e35-6d9b-4087-b53e-9b0f03fbd865_1280_720_base.png Interpret quadratic models: Factored form Given a quadratic function that models a relationship, we can rewrite the function to reveal certain properties of the relationship. Factored form helps us identify the x-intercepts or zeros of the function. https://cdn.kastatic.org/ka-youtube-converted/ITBRCLusU1s.mp4/ITBRCLusU1s.mp4 240 Características y formas de funciones cuadráticas