Let A={(-1,7),(2,3),(5,-5), (3,8), (9,-1), (-4,3)}. List the elements in each of the following sets: a){ a-b...

Question

Question

Let A={(-1,7),(2,3),(5,-5), (3,8), (9,-1), (-4,3)}. List the elements in each of the following sets:

a){ a-b | (a,b)∈A}

b){ a | a<0 and (a,b)∈A}

a){ b | b = 3k for some k ∈ Z and (a,b)∈A for some a}

engineering Computer-Science

Answer 1

Answer #1

Answer 2

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