Problem 7.4.7. (a) Prove that if lim,→∞ 8n = 8 and s < t, then there exists a real number N such that if n > N then sn < t. (b) Prove that if lim,00 8n = s and r < s, then there exists a real number M such that if n > M then r < sn.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.4: Mathematical Induction
Problem 15E
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Problem 7.4.7.
(a) Prove that if limn→∞ Sn
= s and s <t,
then there exists a real number N such
that if n > N then s, < t.
< t.
(b) Prove that if limn Sn = s and r < s,
then there exists a real number M such
that if n > M then r < sn:
Transcribed Image Text:Problem 7.4.7. (a) Prove that if limn→∞ Sn = s and s <t, then there exists a real number N such that if n > N then s, < t. < t. (b) Prove that if limn Sn = s and r < s, then there exists a real number M such that if n > M then r < sn:
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