Search for tag: "domain"

Domain of a rational function: Excluded values

Shows how to find out what values are not defined for a rational function. This ability will be needed when solving rational equations because you may come up with a value that is not valid when…

From  Tom Grant 15 plays 0  

Domain and range from the graph of a continuous function

Shows how to write the domain and range of a graph of an unbroken function with a starting point and an ending point.

From  Tom Grant 504 plays 0  

Identifying functions from relations

Discussion of what relations and functions are and then some exapmles of how to indentify if a particular relation is more specifically a function.

From  Tom Grant 23 plays 0