Question

Discrete Math

The following functions all have domain {1,2,3,4,5} and codomain 1,2,3. For each, determine whether it is jective, bijective, 3. (only) injective, (only) sur neither injective nor surjective. or 1 2 4 5 3 (a) f 1 2 1 2 1 2 3 45 1 (b) f 1 2 1 2 3 if x 3 (c) f(x) if x >3 x -3

Answer 1

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