Relations & Functions

Master math relations and functions! Learn ordered pairs, domain, range, and function basics.

Fill in the blanks using the vocabulary listed in the bubble word bank below. 1. The first number in an ordered pair is the x (x or y?) value, and is called the domain.2. The second number in an ordered pair is the y (x or y?) value, and it is called the range.3. A relation is a set of ordered pairs.4. A function is a specific type of relation in which every element of the domain, x, has exactly and only one pair, y, in the range.5. The x-axis is the horizontal line in the coordinate plane.6. The y-axis is the vertical line in the coordinate plane.7. In function notation, f(x) refers to the function.8. A functionis a rule applied to a set of numbers called the input. Sort the following relations into "Function" or "Not a Function" Function or Not? Function Not a Function