https://www.khanacademy.org/math/class-9-bridge-course-mh/x31106d01a69095e7:polynomials/x31106d01a69095e7:algebraic-identities/e/rational-algebraic-expressions 2026-03-23T04:06:22.593215974Z Rational algebraic expressions In this exercise, students will learn to simplify a rational algebraic expression by performing operations of addition, subtraction, multiplication, and division. Khan Academy exercise https://www.khanacademy.org/math/10-mr-foundation/x09747e87495927f2:algebra/x09747e87495927f2:algebraic-identities/e/factorising-using-identities 2026-02-26T15:40:49.311158104Z Factorising using identities Factorising using identities ashish exercise https://www.khanacademy.org/math/10-mr-foundation/x09747e87495927f2:algebra/x09747e87495927f2:algebraic-identities/e/multiplying-numbers-using-identities 2021-04-29T07:54:08Z Multiplying numbers using identities Multiplying numbers using identities ashish exercise