Question

IfA= {3,4,5,7) and B = {1,4,8) then A B = ?
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Answer 1

Answer:

A×B = { (3,1),(3,4),(3,8),(4,1),(4,4),(4,8),(5,1),(5,4),(5,8),(7,1),(7,4),(7,8) }

Step-by-step explanation:

let A = {a,b}

B = {x,y}

then, A×B = {(a,x),(a,y),(b,x),(b,y)}