4. Let the function g be given by Oniseven 9(n) n =1 (mod 4). n =3 (mod 4) 1 %3D 1

Advanced Engineering Mathematics
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Chapter2: Second-order Linear Odes
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4. Let the function g be given by
0 nis even
1 n=1 (mod 4).
n = 3 (mod 4)
g(n) =
-1
Show that the function g(n) is multiplicative.
Transcribed Image Text:4. Let the function g be given by 0 nis even 1 n=1 (mod 4). n = 3 (mod 4) g(n) = -1 Show that the function g(n) is multiplicative.
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