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18 is rational. Rational numbers are numbers that can be written as a fraction. Irrational Numbers cannot be expressed as a fraction.
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What is 4 18 is it rational or irrational?
It is a rational number
Is the sum of 18 plus the square root of 10 rational or irrational?
As √10 is irrational, 18 + √10 is irrational.
Is the sum of 18 plus the square root of 10 rational oris the sum of 18 plus the square root of 10 rational or irrational?
It is irrational.
Is the square root of 18 halves a rational or irrational number?
Sqrt(18/2) =Sqrt(9) =3 which is rational.
Is a rational plus an irrational equals a rational?
No. A rational plus an irrational is always an irrational.
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