What is a line - what is your definition of a line.

Question

Many of these answers exist in math, science, including other academic disciplines. There is more than one description.

Answer 1

Algebra: A function with a constant rate of change that is directly proportionally to its output plus a constant.

Written in slope-intercept form as: y=mx+b

Geometry: a construction made by connecting two points and continuing infinitely in both directions.