Fig. 1 and Fig. 2 are the addition and multiplication tables...
Fig. 1 and Fig. 2 are the addition and multiplication tables respectively in modulo 5. Use these tables to solve the equation (n ⊕4)
A.
1
B.
2
C.
3
D.
4
Correct answer is C
(n ⊕ 4) ⊕ 3 = 0 (mod 5)
(3 ⊕ 4) ⊕ 3
12 ⊕ 3 = 15 (mod 5)
(5 x 3 + 0) = 0 (mod 5)