Answer:(2, -5)
Step-by-step explanation:
Answer:
0.25 Converges
Step-by-step explanation:
First, we need to expand our series so that we get the following:

We can then use the series ratio test on each term. (L < 1 = absolutely convergent)

=
⇒ converges


⇒ converges
converges + converges
= converges
~Hope this helps! Once again, sorry if my explanation is a bit confusing~
Answer:
a
Step-by-step explanation:
a would be 1 and one is less than or equal to 4. none of the others are