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Are perfect squares closed under subtraction
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Are perfect squares closed under subtraction

User Aftab Ahmed
by
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1 Answer

2 votes

Answer:

no

Explanation:

The set of perfect squares includes {0, 1, 4, 9, 16, 25, ...}.

Subtracting a couple of the elements, we get ...

4 - 1 = 3 . . . . not a member of the set

The set is NOT CLOSED under subtraction.

User Alsabsab
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4.1k points
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