if A={-1,1},find A×A×A
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Dharmendra Kumar 8 years, 4 months ago
A={-1,1}
A×A={-1,1}×{-1,1}
= {(-1,-1),(-1,1),(1,-1),(1,1)}
Now 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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