-21.5 is rational. Rational numbers are numbers that can be written as a fraction. Irrational Numbers cannot be expressed as a fraction.
No. A rational plus an irrational is always an irrational.
Yes, 215 is rational.
rational
It is always irrational.
The product of a rational and irrational number can be rational if the rational is 0. Otherwise it is always irrational.
4.6 is rational.
10.01 is a rational number
Rational
is 34.54 and irrational or rational. number
Rational
Rational.
No
If x is rational the it is rational. If x is irrational then it is irrational.
Rational. Rational. Rational. Rational.
rational
No. A rational plus an irrational is always an irrational.
They can be rational, irrational or complex numbers.They can be rational, irrational or complex numbers.They can be rational, irrational or complex numbers.They can be rational, irrational or complex numbers.