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It is - as well as positive 3. Multiplying a negative number by another negative always results in a positive value. Therefore the square root of 9 can be either 3 or -3.

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Q: Why -3 is not the answer to square root of 9?
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Related questions

Is The square root of 3 9?

No. The square of 3 is 9 The square root of 9 is 3.


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 is a square root of 9?

3 is the square root of 9


How do you find the square root of 9?

The square root of 9 is 3 or -3.3 times 3 is 9.-3 times -3 is also 9.So they are both the square root of 9.


Is 18 a square root of 9?

No, the square root of 9 is 3.


Square root of 18 in radical form?

the square root of 18 can be simplified to 3 * the square root of 2.The perfect square 9 is a factor of 18. That means the square root of 9 * the square root of 2 = the square root of 18.the square root of 9 can be simplified to 3.That leaves 3 * the square root of 2.


What is the square root of one ninth?

The square root of 1/9 is 1/3 because the square root of 1 is 1 and the square root of 9 is 3.


What is 3 square root of -9 times 3 square root of -81 simplified?

9


Is the square root of 9 rational?

Yes: the square root of 9 is 3.


What is the square root of 5 and 9?

Square root 5: ± 2.236068Square root 9: ± 3


What is equal to the square root of 49 times the square root of 9?

Square root of 49 = 7... Square root of 9 = 3... 3 x 7 = 21


What is the square of root 9?

The square root of 9 is 3. If s is the square root of a number, n, then sxs=n. In other words, the square root of n is just asking, find a number that you can multiply by itself and obtain n. The concept can be generalized to cube roots, where we say find a number multiplied by itself 3 times.