2. (Uniform convergence) Show that if a >, then the series is uniformly convergent on R. nº (1+ nz²)

Does the series from 1 to infinity of (k!)^2/(2k)! converge or diverge using the ratio test?

at) Find all the values of x such that the given series would converge. (-1)(x^)(n+ 4) (9) " The series is convergent from x = to x = n=1 , left end included (enter Y or N): right end included (enter Y or N):

4