Asked by Michelle

Find the R and interval
summation from n=1 to infinity n/bn (x − a)^n, b > 0

Answered by oobleck
what's with the n/bn ?
Answered by Michelle
n over b^n times (x − a)^n
Answered by Michelle
nvm i got it
Answered by oobleck
For some good examples and explanation, see

https://tutorial.math.lamar.edu/classes/calcii/PowerSeries.aspx