https://www.khanacademy.org/math/class-9-tg/x06d55bfa213a79fd:polynomials-and-factorisation/x06d55bfa213a79fd:algebraic-identities/v/polynomial-identities-introduction-indian-accent 2025-06-09T18:22:32.943194216Z Polynomial identities introduction Polynomial identities are equal expressions involving polynomials. We can prove these identities through algebraic manipulation, like expanding and simplifying. This helps us see if two expressions are the same for all values of a variable, making them true polynomial identities. Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now! (add course link here) Khan Academy India is a nonprofit organization with the mission of providing a free, world-class education for anyone, anywhere. We have videos and exercises that have been translated into multiple Indian languages, and 15 million people around the globe learn on Khan Academy every month. Support Us: https://india.khanacademy.org/donate Created by Kalakrit (Dubbing) video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Polynomial identities introduction Polynomial identities are equal expressions involving polynomials. We can prove these identities through algebraic manipulation, like expanding and simplifying. This helps us see if two expressions are the same for all values of a variable, making them true polynomial identities. Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now! (add course link here) Khan Academy India is a nonprofit organization with the mission of providing a free, world-class education for anyone, anywhere. We have videos and exercises that have been translated into multiple Indian languages, and 15 million people around the globe learn on Khan Academy every month. Support Us: https://india.khanacademy.org/donate Created by https://cdn.kastatic.org/ka-youtube-converted/vFDScTrny4E.mp4/vFDScTrny4E.mp4 296 Algebraic Identities https://www.khanacademy.org/math/class-9-tg/x06d55bfa213a79fd:polynomials-and-factorisation/x06d55bfa213a79fd:algebraic-identities/v/factoring-difference-of-squares-two-variables-example-2-indian-accent 2025-06-09T18:22:32.943194216Z Factoring difference of squares: two variables (example 2) Sal factors 49x^2-49y^2 as (7x+7y)(7x-7y) or as 49(x+y)(x-y). Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now! Khan Academy India is a nonprofit organization with the mission of providing a free, world-class education for anyone, anywhere. We have videos and exercises that have been translated into multiple Indian languages, and 15 million people around the globe learn on Khan Academy every month. Support Us: https://india.khanacademy.org/donate Created by Kalakrit (Dubbing) video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Factoring difference of squares: two variables (example 2) Sal factors 49x^2-49y^2 as (7x+7y)(7x-7y) or as 49(x+y)(x-y). Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now! Khan Academy India is a nonprofit organization with the mission of providing a free, world-class education for anyone, anywhere. We have videos and exercises that have been translated into multiple Indian languages, and 15 million people around the globe learn on Khan Academy every month. Support Us: https://india.khanacademy.org/donate Created by https://cdn.kastatic.org/ka-youtube-converted/t-J3QCBzVcQ.mp4/t-J3QCBzVcQ.mp4 150 Algebraic Identities https://www.khanacademy.org/math/class-9-tg/x06d55bfa213a79fd:polynomials-and-factorisation/x06d55bfa213a79fd:algebraic-identities/v/factoring-quadratics-as-xaxb-indian-accent 2025-06-08T17:06:50.364590398Z Factoring quadratics as (x+a)(x+b) Sal factors x²-3x-10 as (x+2)(x-5) using the sum-product form: (x+a)(x+b)=x²+(a+b)x+a*b. Kalakrit (Dubbing) video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Factoring quadratics as (x+a)(x+b) Sal factors x²-3x-10 as (x+2)(x-5) using the sum-product form: (x+a)(x+b)=x²+(a+b)x+a*b. https://cdn.kastatic.org/ka-youtube-converted/iSieuz6L8Zk.mp4/iSieuz6L8Zk.mp4 394 Algebraic Identities https://www.khanacademy.org/math/class-9-tg/x06d55bfa213a79fd:polynomials-and-factorisation/x06d55bfa213a79fd:algebraic-identities/v/encompassing-some-identities 2025-05-06T12:46:34.683535873Z Encompassing some identities Understanding both cubic and trinomial identities is crucial for mastering algebra! In this video, we explore these essential mathematical concepts, breaking down these essential algebraic identities in a way that's easy to understand and memorize. Mahak Wasan video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Encompassing some identities Understanding both cubic and trinomial identities is crucial for mastering algebra! In this video, we explore these essential mathematical concepts, breaking down these essential algebraic identities in a way that's easy to understand and memorize. https://cdn.kastatic.org/ka-youtube-converted/IfLv_FT8wiA.mp4/IfLv_FT8wiA.mp4 508 Algebraic Identities https://www.khanacademy.org/math/class-9-tg/x06d55bfa213a79fd:polynomials-and-factorisation/x06d55bfa213a79fd:algebraic-identities/v/problems-on-cubic-and-trinomial-identities 2025-05-06T12:46:34.683535873Z Problems on cubic and trinomial identities Master cubic and trinomial identities with this practice-focused video! Learn how to identify which identity to use based on the problem, understand the logic behind choosing the right approach, and follow a clear step-by-step process to solve efficiently. Packed with practical examples, this video ensures you confidently tackle any problem involving these essential algebraic identities! Mahak Wasan video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Problems on cubic and trinomial identities Master cubic and trinomial identities with this practice-focused video! Learn how to identify which identity to use based on the problem, understand the logic behind choosing the right approach, and follow a clear step-by-step process to solve efficiently. Packed with practical examples, this video ensures you confidently tackle any problem involving these essential algebraic identities! https://cdn.kastatic.org/ka-youtube-converted/nGkD5vfBz0M.mp4/nGkD5vfBz0M.mp4 914 Algebraic Identities https://www.khanacademy.org/math/class-9-tg/x06d55bfa213a79fd:polynomials-and-factorisation/x06d55bfa213a79fd:algebraic-identities/e/identities--basic- 2026-02-26T15:40:49.311158104Z Identities (basic) Identities (basic) ashish exercise https://www.khanacademy.org/math/algebra2/x2ec2f6f830c9fb89:poly-factor/x2ec2f6f830c9fb89:poly-identities/e/polynomial-identities 2021-07-29T22:44:48.94944018Z Polynomial identities Determine whether given polynomial identities are true, and whether given proofs of such identities are valid. Tomer Gal exercise