Find all values of x∈{0,1,…,12}x \in \{0, 1, \dots, 12\}x∈{0,1,…,12} such that x2≡3(mod13)x^2 \equiv 3 \pmod{13}x2≡3(mod13).
x=10x = 10x=10
x=9x = 9x=9
x=3x = 3x=3
x=4x = 4x=4