1. If lim ana then lim an+10= lim an-10 = a. n4x 84x 818 2. Let A CR. If a is a lower bound of A, then it follows that -a is an upper bound for A. 3. Let S be a nonempty bounded subset of R. If for every e > 0, there exists an x ES such that x>b-e, then b = sup S.

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Chapter2: Second-order Linear Odes
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Determine if true or false and provide a justification if true or false. Thanks
1. If lim ana then lim an+10= lim an-10 = a.
n→∞
n→∞
8个U
2. Let A CR. If a is a lower bound of A, then it follows that -a is an upper bound for A.
3. Let S be a nonempty bounded subset of R. If for every e > 0, there exists an a ES such that
x > be, then b = sup S.
Transcribed Image Text:1. If lim ana then lim an+10= lim an-10 = a. n→∞ n→∞ 8个U 2. Let A CR. If a is a lower bound of A, then it follows that -a is an upper bound for A. 3. Let S be a nonempty bounded subset of R. If for every e > 0, there exists an a ES such that x > be, then b = sup S.
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