Question

Find the greatest 4 digits no. which is a perfect square.

Answer 1

Hey there !

Solution:

Greatest 4 digit perfect square number = 9801

We know that square of a two digit number would yield an answer that has 4 digits in it.

Hence the largest two digit number when squared would yield the largest 4 digit number which is a perfect square.

Hence Largest two digit number = 99. The square of 99 is 9801.

Hence the largest perfect square 4 digit number is 9801.

Hope my answer helped !