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AP Calculus AB/BC
In mathematics, a point is an exact position or location on a line or in space. It has no length, width, or depth and is represented by coordinates.
An interval refers to all the numbers between two given values on a number line.
Endpoint: An endpoint is one of the values that define an interval on a number line.
Coordinate: Coordinates are pairs of numbers used to represent positions in space or on a coordinate plane.