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Earn +20 ptsQ: What number has a square root of 9?
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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.
Why is square root of 9 a rational number and square root of 3 is an irrational number?
Because 9 is a perfect square - which means that its square root is an integer. 3 is not a perfect square.
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