Yes.
Chat with our AI personalities
All numbers can make a square. Every real number makes a positive real square. Every rational number makes a rational square. Every integer makes a perfect square.
It is because of the way in which positive and negative numbers are defined.
The additive inverse of EVERY positive rational number is a negative number.
No because they can also be positive numbers
The square of every positive or negative even whole number is a positive even whole number. The square of every positive or negative odd whole number is a positive odd whole number. There are an infinite number of each kind.