Summation Problem (-1)^n

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Tutor: None Selected Time limit: 1 Day

What is

infinity

∑ (-1)^n

n=0

What does this mean and why?

The bold is the equation. Cannot format with equation maker from microsoft word for this problem. Please let me know if there is any confusion.

May 18th, 2015

the terms converging to 0 doesn’t imply the series converges, as the harmonic series gives a counterexample to that. The term test can be used to show that the following series don’t converge X n n + 1 X n! n2 X(−1)n n 2n + 1

May 18th, 2015

I'm confused with your mathamatical expression at the end of your response. Could you clarify it for me please?

May 18th, 2015

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May 18th, 2015
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May 18th, 2015
Dec 6th, 2016
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