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No because 4.2 is a rational number that can also be expressed as a fraction whereas Irrational Numbers can't be expressed as fractions.
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Is square root of 42 rational or irrational?
The square root of 42 is an irrational number
Is 11 over 42 an irrational number?
No because 11/42 is a rational number
Is radical 42 irrational?
Yes, it is.
The sum of a rational number and an irrational number is?
The sum of a rational and irrational number must be an irrational number.
Is 3.56 an irrational number?
No, 3.56 is not an irrational number. 3.56 is rational.
Is square root of 42 rational or irrational?
The square root of 42 is an irrational number
Is 11 over 42 an irrational number?
No because 11/42 is a rational number
Is the square root of 42 an irrational number?
Yes.
What is the answered of square root of 42?
There is no precise answer because it is an irrational number
Is the square root of 42 rational or irrational?
Irrational.
Is radical 42 irrational?
Yes, it is.
Is -42 rational or irrational?
-42 is rational. All integers are rational numbers as they can be expressed as the number over 1 which, being one integer over another integer, is the form of a rational number.
What is the sum of an rational number and irrational number?
An irrational number.
Is an irrational number plus an irrational number rational?
No. The sum of an irrational number and any other [real] number is irrational.
The sum of a rational number and an irrational number is?
The sum of a rational and irrational number must be an irrational number.
What could be an irrational number between 4and5?
The square root of any number between 42 = 16 and 52 = 25, eg √17, √20
Is 3.56 an irrational number?
No, 3.56 is not an irrational number. 3.56 is rational.
