InterviewSolution
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InterviewSolution
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（999）² |
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Answer» Thanks 9992 = (1000 - 1)2Using identity, (a - b) 2 = a 2 + b 2 -2ab(1000 - 1)2 =(1000) 2 + (1) 2 - 2(1000×1)= 1000000 + 1 - 2000= 1000001 - 2000= 998001\xa0 |
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