A city sets up 14 rows of chairs for an outdoor concert. Each row has 2 more chairs than the row in front of it.
a. Write a recursive formula to represent the number of chairs in the nth row.
b. Write an explicit formula to represent the number of chairs in the nth row.
c. Graph the sequence for the first 5 rows.
d. What linear function represents the​ sequence? Which represents this situation​ better, this linear function or one of the formulas from parts a and​ b? Explain.