- #1
oldunion
- 182
- 0
summation from n=1 to infinity (x-2)^n/(n*3^n).
My teacher got -1 <= x<= 5 as the interval of convergence because he found that x-2/3<1
Using the ratio test i get (x-2)n/(n+1)3, consistantly. This is driving me wild.
My teacher got -1 <= x<= 5 as the interval of convergence because he found that x-2/3<1
Using the ratio test i get (x-2)n/(n+1)3, consistantly. This is driving me wild.