9. a) Suppose that {an} is defined recursively by a, = a -1 that ao = 2. Find a3 and a4 . %3D 1 1 b) Prove by mathematical induction that 1 1 1.3 3.5 5.7 (2n – 1)(2n+1) 2n +1 for every positive integer n.

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
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Author:James Kurose, Keith Ross
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9. a) Suppose that {an} is defined recursively by a, = a -1 that ao = 2. Find a3 and a4 .
1
1
1
1
+-
3.5
n
b) Prove by mathematical induction that
1.3
5.7
(2n – 1)(2n +1)
2n +1
for every positive integer n.
Transcribed Image Text:9. a) Suppose that {an} is defined recursively by a, = a -1 that ao = 2. Find a3 and a4 . 1 1 1 1 +- 3.5 n b) Prove by mathematical induction that 1.3 5.7 (2n – 1)(2n +1) 2n +1 for every positive integer n.
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