1 Prove that 1+ + 人2 Vn E N ... 2n-1 1/4 1/2

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Hoping to get some help in proving question #5. I need to prove the sum is less than it equal to 2.
4) Define f : N-R as follows:
f(1) = 3, f(2)
and for n 2 3 f(n)
2'
f(n- 1) + f(n-2)
Prove that f(n) = 2+ (-)"-1 for all n E N
1
1
+ - + •..
4
1.
<2 Vn e N
5) Prove that 1+
2n-1
x + y
6) Let x > 0 and y > 0, prove that ry <
Transcribed Image Text:4) Define f : N-R as follows: f(1) = 3, f(2) and for n 2 3 f(n) 2' f(n- 1) + f(n-2) Prove that f(n) = 2+ (-)"-1 for all n E N 1 1 + - + •.. 4 1. <2 Vn e N 5) Prove that 1+ 2n-1 x + y 6) Let x > 0 and y > 0, prove that ry <
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