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Q: Is the square root of 72 a real number?

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No.

No, they are not.

you cant have a square root of a negative number that is a math impossibility

The square root of 72 is an irrational number. Since 72 is not a perfect square, the decimal is endless. (just like the value of pi)

It isn't.

Because the square root of it is an irrational number

No because its square root is an irrational number

The square root of 72 is equivalent to 6 times the square root of 2.

You take the square root of the number. If it is a perfect square, this will be a whole number. If it is not, it isn't a perfect square.

Well, there technically is not a way to simplify the square root of 2, but the simplified version of the square root of 72 is 6 square root 2

36

The two square roots of any positive number are the positive square root and the negative square root. The positive square root of 49 is 7, because 72=49, while the negative square root is -7, because -72=49.

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