48. n+1 Let a, := (1+-)", n2 1 and b, : = (1+), n21. Which of the statements below is/are true about an and b? II: a, is monotonic increasing and b, is monotonic decreasing. III: lim, - an = lim ba. A. III only B. I only C. I and II only D. I, II and III E. None of the above.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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48.
n+1
Let a, := (1 +)",
n2 1 and bn :
= (1+ =)¨, n21. Which of the statements below
is/are true about an and b?
I: a, s ba , Vn 2 1
II: a, is monotonic increasing and b, is monotonic decreasing.
III: lim, - an = lim bn.
A. III only
B. I only
C. I and II only
D. I, II and III
E. None of the above.
Transcribed Image Text:48. n+1 Let a, := (1 +)", n2 1 and bn : = (1+ =)¨, n21. Which of the statements below is/are true about an and b? I: a, s ba , Vn 2 1 II: a, is monotonic increasing and b, is monotonic decreasing. III: lim, - an = lim bn. A. III only B. I only C. I and II only D. I, II and III E. None of the above.
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