per (0031)1o to base 2. d) Find al integers a such that a = 3a (mod 7). e) Use the rinher: f(r)

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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2.
d) Find al integers a such that a = 3a (mod 7).
e) Use the cipher: f(x) = (x + 10) mod 26,0 ≤ x ≤ 5 to decrypt "SD SC XYD
PKSB".
Transcribed Image Text:2. d) Find al integers a such that a = 3a (mod 7). e) Use the cipher: f(x) = (x + 10) mod 26,0 ≤ x ≤ 5 to decrypt "SD SC XYD PKSB".
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