please solve this question immediately
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1) A={-1,1}
A x A= {(-1,-1) , (1,1), (1, -1), (-1,1)}
A x A x 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)}
2) A= {-1,1}
B={2,3}
A x B= {(-1,2),(-1,3),(1,2),(1,3)}
C = {3,5}
A x B x C={(-1,2,3),(-1,2,5),(-1,3,3),(-1,3,5),(1,2,3),(1,2,5),(1,3,3),(1,3,5)}
3) n (A x A)=4
4) n( A x A x A)=8
A x A= {(-1,-1) , (1,1), (1, -1), (-1,1)}
A x A x 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)}
2) A= {-1,1}
B={2,3}
A x B= {(-1,2),(-1,3),(1,2),(1,3)}
C = {3,5}
A x B x C={(-1,2,3),(-1,2,5),(-1,3,3),(-1,3,5),(1,2,3),(1,2,5),(1,3,3),(1,3,5)}
3) n (A x A)=4
4) n( A x A x A)=8
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