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UPSC CDS Math Number System Questions
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© examsnet.com
Question : 29
Total: 102
The smallest integer with 4 digits which is a perfect square is
[2018 CDS-I]
1000
1024
1089
None of the above
Validate
Solution:
Since,
30
2
=
900
, we need to check perfect square of numbers that are above 30.As,
31
2
=
961
and
322
=
1024
∴ The smallest integer with 4 digit which is a perfect square is 1024.
© examsnet.com
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