Reflective+Reading

==-Each input is paired with an output. An output may be paired with more than one input, but no input is paired with more than one output. ==

Ways to represent a function:
Verbal Rule: The output is one less than twice the input. Equation: f(x)=2x - 1 Table:
 * x || 1 || 2 || 3 || 4 ||
 * f(x) || 1 || 3 || 5 || 7 ||

Graph: media type="custom" key="23350832" Domain & Range: D:{1,2,3,4} and R:{1,3,5,7}

Mapping Diagram:

Deciding if a table represents a function: