Suppose ∑ a n and ∑ b n are series with positive terms and ∑ b n is known to be divergent. (a) If a n > b n for all n , what can you say about ∑ a n ? Why? (b) If a n < b n for all n , what can you say about ∑ a n ? Why?
Solution Summary: The author explains the concept of using the comparison test to say whether the given series converges or diverges.
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