Consider congruence mod 5. Let r = {0, 1, 2, 3, 4}. 1) Find r so that 3 =r mod (5). 2) Find r so that 32 = r mod (5). 3) Find r so that 33 = r mod (5) 4) Find r so that 34 = r mod (5). 5) Find r so that 35 = r mod (5).

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A: Order of the element

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