Answer:
A linear function is a polynomial function in which the variable x has degree at most one: {displaystyle f (x)=ax+b}. Such a function is called linear because its graph, the set of all points {displaystyle (x,f (x))} in the Cartesian plane, is a line.
Step-by-step explanation:
not sure if you wanted to know what it was.. ಠ_ಠ
