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Squares and Square Roots — MATHS STD 8 — Question

Gujarat BoardEnglish MediumSTD 8MATHSSquares and Square Roots1 Mark
Question
The following numbers are obviously not perfect square. Give reason.
1057
✓

Answer

The given number 1057 ends with 7, which is not of the end digit of $0,1,4,5,6$ or 9 , so it cannot be a perfect square.

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