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Q: Is seven squared rational

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Yes, 225 squared is a rational number.

28 squared is 784 which is a rational number

Rational; 62 = 36. Any rational number that is squared is still rational.

20 squared is 400 which is a rational number

Yep, any rational number squared is also rational.

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

Rational

Yes because 7 squared = 49 which is a rational number

Rational.

Rational.

Because 6 squared equals 36 and 36 terminates, or ends, which makes it rational.

7 squared = 49 which is a rational number because it can be expressed as a fraction in the form of 49/1

The square root of 5 squared is 5, which is a rational number.

what is seven squared

Yes. whole numbers are rational.

They are rational.

It is a rational number as 9

-90 squared is rational - it is +8100. All perfect squares are not only rational but they are integers.

no

4.5

The square of any rational number is also rational.

All integers are rational numbers.

Yes.

Yes it is.

No, it is rational.