4 Let f n 3n 5 and g n n be two functions defined on Z Which

Last updated: 2/2/2024

4 Let f n 3n 5 and g n n be two functions defined on Z Which of the functions f g fog gof are injective Please explain precisely why 5 Show that the operation r y x y xy is commutative associative and distributive with respect to x y x y 1 Which element is the inverse of 4 with respect to