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Question
The smallest number added to 680621 to make the sum a perfect square is ______.
Options
4
5
6
8
MCQ
Solution
The smallest number added to 680621 to make the sum a perfect square is 4.
Explanation:
(800)2 < 680621 < (900)2
8252 = 680625
∴ Required number is 4
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Number System (Entrance Exam)
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