### Home > CC4 > Chapter 5 > Lesson 5.2.3 > Problem 5-77

5-77.

Avery and Collin were trying to challenge each other with equations for sequences. Avery was looking at an explicit equation that Collin wrote. Homework Help ✎

Write the first

terms for the sequence. What would Avery do to write the

term of this sequence? She would evaluate the equation for

.Write a recursive equation for this sequence.

A recursive equation is built using

. As you look at the first four terms (from part (a)), how is the next term calculated for each term?