A company that makes hair-care products had 5000 people try a new shampoo. Of the 5000 people, 40 had a mild allergic reaction. What percent of the people had a mild allergic reaction?

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