Q: Is square root of 4 rational?

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It is rational. The root of a perfect square, such as 4, is rational; the root of any positive integer that is not a perfect square is an irrational number.

[ square root of (4.1) ] is irrational. But [ square root of (4) ] is rational.

The square root of 16 is 4, which is a rational number.

The square root of 16 is 4 which is a rational number

√16 is rational. √16 = 4.

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It is rational. The root of a perfect square, such as 4, is rational; the root of any positive integer that is not a perfect square is an irrational number.

The square root of 4 is 2 which is a rational number

Yes, it is the principal square root of 4, and it is rational.

Yes, it is the principal square root of 4, and it is rational.

Yes because the square root of 4 is 2 which is a rational number

[ square root of (4.1) ] is irrational. But [ square root of (4) ] is rational.

The square root of 16 is 4, which is a rational number.

The square root of 16 is 4 which is a rational number

It is rational.

is 4 a rational number

The square root of 16 is 4 which is a rational number

No. Lots of square roots are not rational. Only the square roots of perfect square numbers are rational. So for example, the square root of 2 is not rational and the square root of 4 is rational.