ABSTRACT
A quadratic equation is one in which the highest power of the unknown quantity is 2. For example, x 2 − 3 x + 1 = 0 https://s3-euw1-ap-pe-df-pch-content-public-p.s3.eu-west-1.amazonaws.com/9780429294402/968186b9-ffa4-4f2b-aa54-7fc58a604561/content/eq528.tif"/> is a quadratic equation.
