48. Let a, := (1+)", n 2 1 and b, := (1+)", n21. Which of the statements below is/are true about a, and b,? I: a, s ba ,Vn2 1 II: a, is monotonic increasing and b, is monotonic decreasing. III: lim,-o an = lim, . ba. А. I 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
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Chapter2: Second-order Linear Odes
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48.
n+1
Let a, := (1+-)", n2 1 and b, := (1+-), n2 1. Which of the statements below
is/are true about an and b,?
I: a, s bn ,Vn 21
II: a, is monotonic increasing and b, is monotonic decreasing.
III: lim, -o 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 b, := (1+-), n2 1. Which of the statements below is/are true about an and b,? I: a, s bn ,Vn 21 II: a, is monotonic increasing and b, is monotonic decreasing. III: lim, -o 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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