What can you say about the series
\sum a_(n)
in each of the following cases? (a)
\lim_(n->\infty )|(a_(n 1))/(a_(n))|=7
absolutely convergent conditionally convergent divergent cannot be determined (b)
\lim_(n->\infty )|(a_(n 1))/(a_(n))|=0.5
absolutely convergent conditionally convergent divergent cannot be determined (c)
\lim_(n->\infty )|(a_(n 1))/(a_(n))|=1
absolutely convergent conditionally convergent divergent cannot be determined