Consider the graph below. Homework Help ✎
Is the graph a function? Explain.
Make a sketch of the inverse of this graph. Is the inverse a function? Justify your answer.
Must the inverse of a function be a function? Explain.
Describe what is characteristic about functions that do have inverse functions.
Could the inverse of a non-function be a function? Explain or give an example.
What causes a graph to be a function or not a function?
Look up 'function' in the glossary if you aren't sure.
Reflect the graph across y = x.
Are there any x-values that have more than one y-value?
Consider several different functions and their inverses.
See part (a).
Think about how this rule is translated to the inverse.
Think about functions whose inverses are non-functions.
What about the inverse of that inverse?