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PLEASE HELP :) Does this series converge or diverge? If it converges, what is the sum? Show your work.
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PLEASE HELP :) Does this series converge or diverge? If it converges, what is the sum? Show your work.

PLEASE HELP :) Does this series converge or diverge? If it converges, what is the-example-1
User Raktotpal Bordoloi
by
4.2k points

1 Answer

1 vote
well,
∞
∑ (-1/2)^n = -1/3
n=1

because it's just a geometric series with
a = -1/2
r = -1/2

I know that's not exactly what you have, but it should not be hard to adapt it.

User Martin Booka Weser
by
4.2k points
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