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Question
Find the least number of four digits which is a perfect square. Also find the square root of the number so obtained.
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Solution
Least four digit number=1000
Finding the square root of 1000 by division method, we find that 24 must be added to get a perfect square of 4 digits.
∴ Perfect square =1000+ 24
=1024
∴ square root of 1024= 32
Least four digit number=1000
Finding the square root of 1000 by division method, we find that 24 must be added to get a perfect square of 4 digits.
∴ Perfect square =1000+ 24
=1024
∴ square root of 1024= 32
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