# Precal exam in 4 hours and stuck on a partial sum problem

• Dec 18th 2009, 12:31 AM
lukestheboy
Precal exam in 4 hours and stuck on a partial sum problem
Sorry, first post here, try my best!

a_n=log((n+5)/(n+6))

Since $\log \frac{n + 5}{n + 6} = \log (n + 5) - \log (n + 6)$ the partial sum will simplify to only two terms.