Question

If A x B= {(a,x),(a, y), (b,x), (b, y)), then A= {a,b), B = {x,y}. Please give steps.​

Answer 1

Answer:

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Answer 2

If A x B= {(a,x),(a, y), (b,x), (b, y)), then A= {a,b), B = {x,y}. then I don't know the answer