4. Suppose that lim r, = 0. If (yn) is a bounded sequence, prove that lim In Yn = 0.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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Real Analysis 1- Question 4

4. Suppose that \(\lim x_n = 0\). If \((y_n)\) is a bounded sequence, prove that \(\lim x_n y_n = 0\).

5. Prove that \(x \in \mathbb{R}^p\) is an accumulation point of a set \(E \subseteq \mathbb{R}^p\) if and only if there exists...
Transcribed Image Text:4. Suppose that \(\lim x_n = 0\). If \((y_n)\) is a bounded sequence, prove that \(\lim x_n y_n = 0\). 5. Prove that \(x \in \mathbb{R}^p\) is an accumulation point of a set \(E \subseteq \mathbb{R}^p\) if and only if there exists...
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Bounded sequence: If there is a positive number M such that |Xn|M for every nN, the sequence xn is bounded. It is considered to be unbounded if xn is not bounded.

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