Dr. Jaffe
Advanced Topics in Mathematics
Homework due Monday 12/14
NAME: ________________________________________________
1. Compute the following:
a) 24 (mod 7)
b) 5 (mod 26)
c) 76 (mod 24)
d) 13 (mod 5)
e) 208 (mod 4)
f) 318 (mod 8)
2. Find values of x and y that make the following statement true:
x (mod 14) ≡ y (mod 3)
3. Create a plaintext message and use the following Caesar cipher to create a ciphertext
C ≡ P + 8 (mod 26)
4. Create a plaintext message and use the following Caesar cipher to create a ciphertext
C ≡ P + 4 (mod 26)