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Subjects>Math>Algebra

IS 0.4 squared an irrational number?

Anonymous

∙ 9y ago

Updated: 4/28/2022

The square of any rational number is also rational.

Wiki User

∙ 9y ago

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Q: IS 0.4 squared an irrational number?

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Continue Learning about Algebra

Is 28 squared rational or irrational?

28 squared is 784 which is a rational number

Is 20 rational or irrational?

20 squared is 400 which is a rational number

If x is irrational what would x be if x squared is rational?

It would simply be the irrational square root of a rational number. There is no special name for it.

Is pi squared rational?

No because pi still remains as an irrational when squared.

Describe an irrational number that is bigger than 5.7 but smaller than 5.72?

5.7 squared is 32.49 and 5.72 squared is 32.7184. Therefore the square root of number between 32.49 and 32.7184 is between 5.7 and 5.72 and probably irrational. One example is the square root of 32.6 which is about 5.70964...

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Related Questions

Why 20 squared is an irrational number?

20 squared is not an irrational number. 202 = 400.

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 5 squared a irrational number?

5 squared is 5*5 is 25. 25 is not an irrational number.

Are all irrational numbers squared irrational?

Any number that can't be expressed as a fraction is an irrational number.

Is seven squared an example of an irrational number?

No because 7 squared equals 49 which is a rational number but the square root of 7 is an irrational number

Is 2 squared an irrational number?

22=4, so no, it's not an irrational number.

Why is 50 an irrational number?

Because it has no number that can be squared to make it.

Is 20 squared rational or irrational?

20 squared is 400 which is a rational number

Is 102 squared irrational?

No because 102 squared is 10404 which is a rational number

How are perfect squares and irrational squares same?

No. Perfect squares as the squares of the integers, whereas irrational squares as the squares of irrational numbers, but some irrational numbers squared are whole numbers, eg √2 (an irrational number) squared is a whole number.

Is 29 squared a rational or irrational number?

Rational.

Is 67 squared a rational or irrational number?

Rational.

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