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Yes, the square root of 9 is a real number. It equals 3, since 3 multiplied by itself (3 x 3) equals 9. Additionally, the square root of 9 can also be considered as -3, since (-3) x (-3) also equals 9. Therefore, the square roots of 9 are both 3 and -3, which are both real numbers.
What else can I help you with?
Is the square root of -9 a rational irrational or not a real number?
It is not a real number.
Which number has the square root of 9?
3 or -3. 32 = 9 and (-3)2 = 9 * * * * * +3 and -3 do not have the square root of 9 - they are the square roots of 9. The number 81 has the square root 9.
What happens when you square the square root of a number?
You get the same number. For example: The square root of 9 is 3. 32 = 9
How do you square root in my maths?
the square root of a number is the number that is multiplied by itself to get that number, for example the square root of 9 is 3
Is the square root of 9 a whole number?
Yes. The square root of 9 is 3.
Is the square root of 81 a real number?
Yes. It's 9. The square root of every positive real number is a real number.
Is the square root of nine a real number?
Yes, the square root of 9 is 3.
The nonnegative square root of a number?
The unique nonnegative square root of a nonnegative real number. For example, the principal square root of 9 is 3, although both -3 and 3 are square roots of 9.
Is the square root of -9 a rational irrational or not a real number?
It is not a real number.
What is the difference between a square root and a square number?
3 is the square root of 9. 9 is a square number. 9 is the square root of 81. 81 is a square number.
What is the square root of the number 9?
The number 3 is the square root of the number 9 !
Why is square root of the number -9 not a real number?
For the same reason that the square root of ANY negative number is not a real number.Real numbers are positive, negative, or zero. * The square of a positive number is a positive number. * The square of a negative number is a positive number. * The square of zero is zero. In other words, in no case will you get a REAL number whose square is a negative number. The square roots of negative numbers are said to be "imaginary" - a name given for historical reasons. They are just as "real" or "unreal" as the so-called real numbers, but the point is that they are a different kind of numbers.
Which number has the square root of 9?
3 or -3. 32 = 9 and (-3)2 = 9 * * * * * +3 and -3 do not have the square root of 9 - they are the square roots of 9. The number 81 has the square root 9.
Is 9 square root an irrational number?
The square root of 9 is rational.
What is the sqare root of -9?
The square root of a number is a number, which, when multiplied by itself, gives the original number. The square root of 9 is 3.
What happens when you square the square root of a number?
You get the same number. For example: The square root of 9 is 3. 32 = 9
What is an example of a whole number that has a square root between 9 and 10?
9 x 9 = 81 and 10 x 10 = 100. So any number 82-99 would have a square root between 9 and 10.
