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Q: Is 121 squared a rational number?

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No, because 11 squared is 121 which is a rational number

28 squared is 784 which is a rational number

It's the ratio of 121 to 1, so it's rational. I think the square of any rational number is a rational number. In fact, I'm sure of it, because I know how I could prove it.

Yes, 225 squared is a rational number.

Yep, any rational number squared is also rational.

Yes. 121 = 112

Yes because 7 squared = 49 which is a rational number

The square root of 121 is 11 which is a rational number and also a prime number

The square root of 121 is 11 which is a rational number and also a prime number

20 squared is 400 which is a rational number

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

The square root of 121 is 11, and 11 is a rational number.

The square root of 121 is 11 which is a rational number

Rational.

Rational.

Integers are rational numbers.

The square root of 121 is 11 which is a rational number and it is also a prime number

121 can be expressed as the ratio 121/1, where both numerator and denominator are integers, the denominator not being 0. That is the definition of a rational number.

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

.95 is a rational number or square root of 121 a rational number

11*11=121 11(squared)=121 squaring a # means basically multiplying that number by itself

It is: 11 times 11 = 121

It is a rational number as 9

11^2 = 121 11 is the square root of 121

That all depends on what you do to the number.