Quadratic equations are polynomials, meaning strings of math terms. An expression like “x + 4” is a polynomial. They can have ...

These ancient Mesopotamians solved quadratic equations by literally completing a square. Here is a typical teaching problem of the time: "Add 20 of my length to the area of my square, [to get] 21.

A mathematician has derived an easier way to solve quadratic equation problems, according to MIT’s Technology Review.