Question

find the smallest four digit number which is a perfect square with explainon​

Answer 1

Answer:

31

2

=961

32

2

=1024

33

3

=1089

34

2

=1156

Least number of four digits = 1000.

(32)2 is more than 1000 by 24.

So, the least number to be added to 1000 is 24.

1000 + 24 = 1024

Therefore, the smallest four digit number which is a perfect square is 1024.

Answer 2

Answer:

1024 is the smallest 4 digit number which is a perfect square

Step-by-step explanation:

32 ×32 = 1024