https://es-cl.khanacademy.org/math/algebra2/x2ec2f6f830c9fb89:poly-arithmetic 2025-11-20T17:56:31.732617198Z Polynomial arithmetic We'll explore the connection between polynomials and the integers, through adding, subtracting, and multiplying polynomials. This prepares us for factoring and dividing polynomials, and paves the way for complex modeling in fields like physics, engineering, and finance. unit