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Perfect Square

Concept

Perfect Square

A perfect square is a number that can be written as the product of two identical integers. In other words, a number is a perfect square if its square root is an integer.

Example Rewrite as a Product Perfect Square? Explanation
Yes is an integer
No is not an integer

Similarly, if a variable has an even exponent, it is said that it is a perfect square. This is because this condition guarantees that the variable can be rewritten as the product of two identical powers with integer exponents.