# Fifth Term of the Series

What is the fifth term of the series an = n + an-1' if a0 = -3.

Â© BrainMass Inc. brainmass.com March 4, 2021, 5:57 pm ad1c9bdddfhttps://brainmass.com/math/real-analysis/19760

#### Solution Preview

a(n) = n + a(n-1)

=> a(n) = n + (n-1) + a(n-2)

so on. Hence,

=> a(n) = n + (n-1) + (n-2) + ...

#### Solution Summary

The fifth term of a series is found.

$2.19