A quadratic equation is a second-degree polynomial equation in a single variable. It can be written in the form ax^2 + bx + c = 0, where ‘a’, ‘b’, and ‘c’ are constants. It represents a curve called a parabola and is used to solve various real-world problems involving relationships between variables. Visit: https://www.tricksclues.com/what-is-quadratic-equation/