Extend your understanding of the relationship between the inputs of a function and the outputs of that function.
2145_Worked_example_two_inputs_with_the_same_output_graph_.html
2144_Worked_example_matching_an_input_to_a_function_s_output_graph_.html
2143_Worked_example_matching_an_input_to_a_function_s_output_equation_.html
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