81*81 is rational. Rational numbers are numbers that can be written as a fraction. Irrational Numbers cannot be expressed as a fraction.
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Is 9 squared rational or irrational?
81 is rational. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.
Is -81 is rational or irrational?
Rational.
Is 64 squared rational or irrational?
Rational
Is 28 squared rational or irrational?
28 squared is 784 which is a rational number
Is 67 squared a rational or irrational number?
Rational.
Is 29 squared a rational or irrational number?
Rational.
Is 20 squared rational or irrational?
20 squared is 400 which is a rational number
Is 289 squared irrational?
No, it is rational.
Is 14 squared irrational?
No, it is rational.
Is 6 squared rational or irrational?
Rational; 62 = 36. Any rational number that is squared is still rational.
Is the square root of 3 squared rational or irrational?
They are rational.
Is 3 squared a rational or irrational?
It is a rational number as 9
Is 81 an irrational numbers?
No it is a rational 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 negative 90 squared... this is the one with the box around it... rational or irrational and are perfect squares rational or irrational?
-90 squared is rational - it is +8100. All perfect squares are not only rational but they are integers.
Is 2 squared rational or irrational?
The square of any rational number is also rational.
Is pi squared rational?
No because pi still remains as an irrational when squared.
Is 102 squared irrational?
No because 102 squared is 10404 which is a rational number
Is 39.81 with a line over 81 irrational?
No, it is rational.
IS 0.4 squared an irrational number?
The square of any rational number is also rational.
Is the root of 81 an irrational number?
No. The square root of 81 is 9, which is a rational number.
Is five squared an irrational number?
No because 25 is a rational number
Is sqrt 81 a irrational number?
No because the square root of 81 is 9 which is a rational 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 4.6 irrational or rational?
4.6 is rational.
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