Question

6. Find the greatest four-digit number which is a perfect square. Also, find the square footer
the number so obtained​

Answer 1

Answer:

Answer. 9999 is largest 4 digit number, and 100^2 is 10000, or 1 greater than the largest 4 digit number. This means that the closest square root of the largest perfect square is most likely 99. So 99^2 (9801)is the largest perfect square of four digits.