# Math Help - Find the radius of convergence for the power series [MATH][/MATH] n=1, infinite (2x+1

1. ## Find the radius of convergence for the power series [MATH][/MATH] n=1, infinite (2x+1

Find the radius of convergence for the power series n=1, infinite (2x+1)^n/(n^2)

I got r = 1/2

2. Hello, ewkimchi!

I agree!