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The smallest number added to 680621 to make the sum a perfect square is ______. -

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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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