It is neither because the square root of -18 is an imaginary number but the square root of 18 is irrational
irrational
rational
The negative square of 36 is -(36*36) = -1296. It is rational.
Negative numbers can be rational but not all negative have to be rational. It all depends if they can be put into a fraction.
The negative of a rational number is also rational.
Irrational
It is neither because the square root of -18 is an imaginary number but the square root of 18 is irrational
No. Irrational and rational numbers can be non-negative.
Rational.
Rational
rational
the answer is rational.
rational
-18
No. It is -3 and can be written as a fraction, so it is rational.
Rational.