Question

The first three terms of a sequence are given. Round to the nearest thousandth (if necessary).

3, 15/2, 75/4, .....

Find the 8th Term

Answer 1

Explanation:

First term is 3

common difference = 15/2 divided by 3 = 5/2

8th term = a * r^7

3 * (5/2)^7 = 1,831.0546875

To the nearest thousandth 1,831.055