What is the magnitude size of -9.1

What situation is an example of an observational study

Select the graph of the solution. click until the correct graph appears. |x| = 3

Sample response: if the graph passes the horizontaline test, then the function is one to one. functions that are one to one have inverses that a therefore, the inverse is a hinction compare your response to the sample response above. what did you include in your explanation? a reference to the horizontal-line test d a statement that the function is one-to-one the conclusion that the inverse is a function done