Question: Suppose an and ba are series with positive terms and bn is known to be convergent. (a) If an > bn for

Suppose ∑ an and ∑ ba are series with positive terms and ∑ bn is known to be convergent.
(a) If an > bn for all n, what can you say about ∑ an? Why?
(b) If an < bn for all n, what can you say about ∑ an? Why?

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