Is a Quadratic Graph a Function?

This general curved shape is called a parabola. and is shared by the graphs of all quadratic functions. Note that the graph is indeed a function as it passes the vertical line test.

Can a quadratic be a function?

In algebra, a quadratic function, a quadratic polynomial, a polynomial of degree 2, or simply a quadratic, is a polynomial function with one or more variables in which the highest-degree term is of the second degree.

Is a quadratic always a function?

Quadratics have at most two solutions for every output (dependent variable), but each input (independent variable) only gives one value. The function f(x)=ax2+bx+c is a quadratic function.