### Home > INT1 > Chapter 5 > Lesson 5.3.3 > Problem 5-121

5-121.

Think about the difference between a function and a sequence as you answer the questions below.

A certain sequence has an explicit equation of

. Is it possible for this sequence to have a term with the value of? If so, which term is it? If not, justify why not. Now think about a function with the equation of

. Is it possible for this function to have an output of? If so, what input gives this output? If not, justify why not. Solve the same equation as shown in part (a);

Can

be a possible input for a function?