find the greatest 4 digit number, which is a perfect square
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999*999= 998001 (6 digit)
Hence, the largest 4 digit perfect square shall be the square of the largest 2 digit number i.e. 99. Hence, 99*99= 9801.
Therefore, the answer is 9801.
Hence, the largest 4 digit perfect square shall be the square of the largest 2 digit number i.e. 99. Hence, 99*99= 9801.
Therefore, the answer is 9801.
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