Question

Find the least number that is to be subtracted from 4000 to make it perfect square​

Answer 1

31 should be subtracted from 4000 to make a perfect square......

Hope it helps.....

Answer 2

Step-by-step explanation:

1 Given, a number as 4000.

2 Need to find out the least number which must be subtracted to make it a perfect square.

3 Now, using by division method we get.

4 That means if we subtract 31 from 4000 we get perfect square.

5 ⇒ 4000-31 = 3969.

= 63.

6 Hence, 31 must be subtracted from the given number to get a perfect square.