Question

If A = (a,b,c, d) and B = (1,2,3 ) then the
number of elements in A×B are​

Answer 1

$R </p><p>1</p><p> </p><p> and R </p><p>2</p><p> </p><p> are \: relations \: as \: both \: are \: subsets \: of \: A×B \: but \: R </p><p>3</p><p> </p><p> \: is \: not \: a \: relation \: \: \: from \: A \: to \: B as \: the \: \: ordered \: pair \: (3, c) \: ∈ \: B× A \: and ∈</p><p>/</p><p>A×B</p><p>$

Answer 2

Answer:

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