Question

Find the largest 3 digit number which<br />is a perfect square. hint: first find a<br />number that should be substracted from<br />999 to get a perfect square).​

Answer 1

Answer:

38 must be subtracted

Step-by-step explanation:

The largest 3digit number is 999...but it is not a perfect square

30^2=900

31^2=961

32^=1024

only 961 is nearest 3digit perfect square..

hence 999-961=38

so 38 must be subtracted from 999 to get a perfect square