You may use a software to do calculations but you have to write down the details. The correspondence of letters table: A B C D E F 02 03 04 05 06 R GH I J K L M 07 08 09 10 11 12 13 01 N O P Q S TU V W X Y Z space 14 15 16 17 18 19 20 21 22 23 24 25 26 00 2. Decipher the message "NUMBER", which was enciphered using the affine transformation y = 11x + 18 mod 27.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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You may use a software to do calculations but you have to write down the details.
The correspondence of letters table:
A
B C D E F
02 03 04 05 06
R
GH I J K L M
07 08 09 10 11 12 13
01
N O P Q
S
TU V W X Y Z space
14 15 16 17 18 19 20 21 22 23 24 25 26 00
2. Decipher the message "NUMBER", which was enciphered using the affine
transformation
y = 11x + 18 mod 27.
Transcribed Image Text:You may use a software to do calculations but you have to write down the details. The correspondence of letters table: A B C D E F 02 03 04 05 06 R GH I J K L M 07 08 09 10 11 12 13 01 N O P Q S TU V W X Y Z space 14 15 16 17 18 19 20 21 22 23 24 25 26 00 2. Decipher the message "NUMBER", which was enciphered using the affine transformation y = 11x + 18 mod 27.
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