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4.5 is rational. Rational numbers are numbers that can be written as a fraction. Irrational Numbers cannot be expressed as a fraction.

Q: Is 4.5 irrational

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irrational

irrational

sqrt 45 = sqrt 5 x sqrt 9 = 3 sqrt 5. Sqrt 5 is irrational so 3 root 5 is also irrational.

45 is an integer which is a rational number. So the question makes no sense.

All integers are rational, since they can be written, for example, in the form 45/1.

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irrational

45 is a rational number

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irrational

sqrt 45 = sqrt 5 x sqrt 9 = 3 sqrt 5. Sqrt 5 is irrational so 3 root 5 is also irrational.

Rational 0.45 = 45 / 100

45 is an integer which is a rational number. So the question makes no sense.

It is the square root of 14.25 which is an irrational number

-.45 is rational. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.

All integers are rational, since they can be written, for example, in the form 45/1.

The square root of 45