Question: (1 point) Let ~ be the equivalence relation on Z defined by a ~ y if and only if a - y is divisible by

(1 point) Let ~ be the equivalence relation on Z defined by a ~ y if and only if a - y is

divisible by 17. Give three examples of elements in the equivalence class

of -4. Example #1: Example #2: Example #3:(1 point} Find the chromatic

(1 point) Let ~ be the equivalence relation on Z defined by a ~ y if and only if a - y is divisible by 17. Give three examples of elements in the equivalence class of -4. Example #1: Example #2: Example #3:(1 point} Find the chromatic number of each of the graphs given below. (a) The path graph P15 X'IPIS) = (b) The cycle graph Cm X(C1u] = {c} The cycle graph C15 X(C15] = (a) The complete bipartite graph K35 X(K3,3:1 = (e) The complete graph K11 X(K11) =

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