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Modular Arithmeticmedium
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Find the value of x∈{0,1,2,3,4}x \in \{0, 1, 2, 3, 4\}x∈{0,1,2,3,4} such that x2≡3(mod5)x^2 \equiv 3 \pmod{5}x2≡3(mod5).