DoyleAK6099 DoyleAK6099

07-06-2023
Mathematics

contestada

Define a relation R between elements in Z:a∈Z has the relation R to b∈Z, denoted by aRb, if a+b is divisible by 3 . (a) Is (3,7) in the subset of relation R ? How about (4,8) ? (b) Is the relation R a function relation? Why or why not? (c) Is the relation R an equivalence relation? Why or why not?

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