Activity I A. Tell whether the given situation is a one-to-one function or not. Write your answer before the number. 1. Teachers to students 2. Mother and her child Student with his school ID A person with his cellular phone A cellular phone and sim card B. Draw the graph of the function and its invers using the same set of axes. Label the graphs. Then, determine whether the inverse function is also a function or not. 1. f (x) =- -+ 4 2. f (x) = NIX