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Question

If A = {-1, 1}, find A × A × A.

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Solution

A={1,1}

A×A={1,1}×{1,1}={(1,1),(1,1),(1,1),(1,1)}


A×A×A={1,1}×{(1,1),(1,1),(1,1),(1,1)}={(1,1,1),(1,1,1),(1,1,1)(1,1,1),(1,1,1),(1,1,1),(1,1,1),(1,1,1)}

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