Fig. 1 and Fig. 2 are the addition and multiplication tables respectively in modulo 5. Use these tables to solve the equation (n \(\oplus 4\))
Attached Figure / Diagram
A
1
B
2
C
3
D
4
Verified Correct Answer: C.
Step-by-Step Mathematical Solution
(n \(\oplus\) 4) \(\oplus\) 3 = 0 (mod 5)
(3 \(\oplus\) 4) \(\oplus\) 3
12 \(\oplus\) 3 = 15 (mod 5)
(5 x 3 + 0) = 0 (mod 5)
Source: Myschool Past Questions Archive (Record #50148)