Question

If A={5,7} then find (i)A×A and (ii)A×A×A​

Answer 1

Answer:

(i) A×A= {(5,5) (5,7) (7,5) (7,7)}

(ii) A×A×A= {(5,5,5) (7,7,7) (5,5,7) (7,7,5) (5,7,7) (7,5,5) (5,7,5) (7,5,7)}

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Answer 2

Answer:

A×A={5,7}×{5,7}

{(5,5)(5,7)(7,5)(7,7)}

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