Yes, it is.
-1,0,or 1 the negative square root of four is negative two and the square root of four is two
Sure, you are dividing an integer by another integer, so the result is rational by definition.
rational
It is rational. It is rational. It is rational. It is rational.
Yes - any integers, including negative integers, are rational numbers.
Yes, it is.
It is rational and, therefore, real.
-1,0,or 1 the negative square root of four is negative two and the square root of four is two
Sure, you are dividing an integer by another integer, so the result is rational by definition.
Rational numbers can be negative or positive.
rational
It is rational. It is rational. It is rational. It is rational.
No, -5 is a negative, rational number.
Negative numbers can be rational but not all negative have to be rational. It all depends if they can be put into a fraction.
Any rational positive number is still rational when you make the same number negative.
It is the positive value of that rational number.