### Home > CCA > Chapter 6 > Lesson 6.1.2 > Problem6-17

6-17.

For this sequence $5,25,125,625$, … Homework Help ✎

1. What kind of sequence is it?

What mathematical operation do you use to find the next term?

Geometric.

2. Find the fifth term, a5.

3,125

3. Write an explicit equation for the general term, an = ?

• The pattern of the sequence is
5
5 × 5
5 × 5 × 5...