Khan Academy Static

Learn how to distinguish between two-variable relationships that are functions and two-variable relationships that aren't functions.

3119_Recognizing_functions_from_table.html

3121_Recognizing_functions_from_verbal_description_word_problem.html

3117_Recognizing_functions_from_graph.html

3118_Does_a_vertical_line_represent_a_function_.html

3120_Recognizing_functions_from_verbal_description.html