2 (e) Ë(-1)^ () ² - k=0 ={₁ (−1)m (2m) if k is odd; if n = 2m.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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Proof this identity please. can you put details in your proof, please?
2
(e) Σ (−1)² (7)
2 =
{
k=0
(−1)m (2m)
if k is odd;
if n =
= 2m.
Transcribed Image Text:2 (e) Σ (−1)² (7) 2 = { k=0 (−1)m (2m) if k is odd; if n = = 2m.
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