We have 9 chair in a Row and 4 person want to sit on this row with social distance (they could not sit next to each other). How many possible ways do we have?​

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