What is the radius of convergence?
What is the radius of convergence of #sum_(n=1)^in((3^(n+2))(x^n))/(n+1)# ?
What is the radius of convergence of
1 Answer
Apr 4, 2018
The radius of convergence is
Explanation:
Apply the ratio test by evaluating:
The series then is absolutely convergent for:
therefore the radius of convergence is