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Is 2 over 4 an irrational or a rational number?

Anonymous

∙ 13y ago

Updated: 12/24/2022

The official definition of a rational number is: Any fraction with whole numbers on top and bottom.

2/4 certainly meets that description.

Wiki User

∙ 13y ago

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Continue Learning about Math & Arithmetic

Is 9 over 2 a rational or irrational number?

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Is pi over 2 a whole integer rational or irrational number?

If you multiply or divide an irrational number - such as pi - by ANY rational number (except zero), you will ALWAYS get an irrational number.

Is the square of an irrational number rational?

Sometimes. eg the irrational number √2 squared is 2 which is rational (2 = 2/1) eg the irrational number √(√2) squared is √2 which is irrational.

Is .22222222.a rational or irrational number?

If it ends there, it is rational. If it continues with the same digit (2 in this case) over and over, it is also rational.

Is an irrational number divided by an irrational number always a rational?

No. sqrt(2)/pi is not rational.

Related Questions

Is 9 over 2 a rational or irrational number?

Rational

Is a rational number times a irrational number?

Can be irrational or rational.1 [rational] * sqrt(2) [irrational] = sqrt(2) [irrational]0 [rational] * sqrt(2) [irrational] = 0 [rational]

Is pi over 2 a whole integer rational or irrational number?

If you multiply or divide an irrational number - such as pi - by ANY rational number (except zero), you will ALWAYS get an irrational number.

Is 21 over the square root of 4 a rational or irrational?

It is equal to 21/2 which is a rational number

Is the square root of 10 over 2 rational or irrational?

The result would be an irrational number

Is the square of an irrational number rational?

Sometimes. eg the irrational number √2 squared is 2 which is rational (2 = 2/1) eg the irrational number √(√2) squared is √2 which is irrational.

Is .22222222.a rational or irrational number?

If it ends there, it is rational. If it continues with the same digit (2 in this case) over and over, it is also rational.

Is 2 a rational number or irrational?

It is rational. It is a whole number so it cannot be irrational.

Is an irrational number divided by an irrational number always a rational?

No. sqrt(2)/pi is not rational.

Is 5.4 an irrational or rational number?

5.4 = 5 2/5 = 27/5 so it is a rational number.

Is 2 over 5 rational or irrational?

It is rational

Is 64 over 2 rational or irrational?

It is rational

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