It's also possible to return a value from a function. For example, an event handler for a button press that manipulates the DOM is not a good candidate for a pure function. [7] Is this graph a function? ParksMath. This tutorial defines the range of a relation! Ordered pairs are a fundamental part of graphing. Use //# instead, SyntaxError: a declaration in the head of a for-of loop can't have an initializer, SyntaxError: applying the 'delete' operator to an unqualified name is deprecated, SyntaxError: for-in loop head declarations may not have initializers, SyntaxError: function statement requires a name, SyntaxError: identifier starts immediately after numeric literal, SyntaxError: invalid regular expression flag "x", SyntaxError: missing ) after argument list, SyntaxError: missing = in const declaration, SyntaxError: missing ] after element list, SyntaxError: missing name after . A function is a "well-behaved" relation. Rate of Change Tables and Graphs. Got a set of ordered pairs? function. Dubiel_Family. So it's a circle of … You could set up the relation as a table of ordered pairs. Make sure to include the appropriate