What is the perfect square of 75?

1 Answer
Jun 27, 2015

The (perfect) square of 75 is 5625

Explanation:

The (perfect) square of 7575 is 75^2 = 5625752=5625

The inclusion of the word "perfect" adds nothing to this question.
AA is the perfect square of BB if sqrt(A)A is exactly equal to abs(B)|B|. Often when determining the square root of a number we can only achieve an approximation; the original value is not a "perfect" square. However, when we square a given (Rational) number the result will be exact value, so the square will be "perfect".