yes
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.
the answer is rational.
rational
Any rational positive number is still rational when you make the same number negative.