https://www.khanacademy.org/math/algebra-home/alg-polynomials/alg-add-subtract-poly-two-var/v/addition-and-subtraction-of-polynomials 2021-04-08T13:39:41Z Polynomials review Quickly review what polynomials are, common related terms (e.g. degree, coefficient, binomial, etc.), addition & subtraction of polynomials, and modeling area with polynomials. Sal Khan video https://cdn.kastatic.org/googleusercontent/ANGoV3uAt_6PGw1zKQ-3khm_ow3y1atmky5ROz8j5K7fhfZN9fTlEt95SyEAf40spJOGNvHBWgYbqjvSya-XFXG2 Polynomials review Quickly review what polynomials are, common related terms (e.g. degree, coefficient, binomial, etc.), addition & subtraction of polynomials, and modeling area with polynomials. https://cdn.kastatic.org/ka-youtube-converted/ZgFXL6SEUiI.mp4/ZgFXL6SEUiI.mp4 959 Algebraic expressions and polynomials (intro) https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-expressions-and-variables/cc-6th-evaluating-expressions/e/identifying-parts-of-expressions 2026-03-15T17:11:10.340789021Z Parts of algebraic expressions Practice identifying the following parts of algebraic expressions: sum, product, quotient, coefficient, factor, term, and variable.  allytobias exercise https://www.khanacademy.org/math/kn-math-class-9-bridge/x14595f36277e97c8:algebraic-expressions/x14595f36277e97c8:algebraic-expressions-and-polynomials-intro/e/identify-polynomials 2021-04-29T08:00:53Z Identify polynomials Identify polynomials ashish exercise