find the greatest number of four digits which is a perfect square. also, find the square root of this number.
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The square of any 3-digit number is either a 5 digit or a 6 digit number.
Eg- 100*100= 10000 (5 digit)
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.
I hope it help. You... ☺️
Eg- 100*100= 10000 (5 digit)
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.
I hope it help. You... ☺️
july2014may2015:
you wrote 100*100 = 100000 (5 digit) but is 4 digit
no you are right ...i thought there is 5 zeros
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