There are 20 children at a library 6 of the children have an average age of five years the remaining children have an average age of 8 years what is the average age of all the children at the library

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