sir help

Asked by vt2008 | 11th Sep, 2010, 04:05: PM

Expert Answer:

AxA has 9 elements implies that A has 3 elements.As (-1,0) and (0, 1) are elements of AxA,A = -1, 0, 1AxA =(-1,-1),(-1,0),(-1,1),(0,-1),(0,0),(0,1),(1,-1),(1,0),(1,1)">

Answered by  | 11th Sep, 2010, 04:15: PM

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