Find greatest number of four digit which is a perfect square....... – InterviewSolution

1.	Find greatest number of four digit which is a perfect square.......
Answer» 9999 is largest 4 digit number, and100^2 is10000, or 1 greater than the largest 4 digit number. This means that the closest square root of the largest perfect square is most likely99. So99^2 (9801)is the largest perfect square of four digits

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