N-1 N, k-r = mN, m an integer | Se-i(27/N)(k-r)n n=0 0, otherwise
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.2: Exponents And Radicals
Problem 44E
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Question
Prove it with the formula
![N-1
N, k- r = mN,
m an integer
Se-j(27/N)(k-r)n
n=0
0,
otherwise](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fae999a4b-7a55-4de9-b699-38bf429eb8f0%2F35aec934-b6ca-4e65-9f6a-e86c6bf53037%2Fmxwo7xg_processed.png&w=3840&q=75)
Transcribed Image Text:N-1
N, k- r = mN,
m an integer
Se-j(27/N)(k-r)n
n=0
0,
otherwise
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