en.wikipedia.org/wiki/Square_root

In mathematics, a

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The

The square root of a number, x, is the number that equals x when multiplied by itself.

The square root of 4 is 2, since 2 multiplied by itself equals 4.

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"

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All positive real

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Use this table to find the

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The

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Finding the

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Many mathematical operations have an inverse, or

Popular Q&A

Q:
Why can't the square root of 4 be -2 instead of 2, if -2 time...

A:
Both 2 and –2 are square roots of 4. I presume the question is about the notation
a . Part of it is convenience. It's convenient to have a notation to dist...
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Source:
www.quora.com

Q:
Algorithm - Why do we check up to the square root of a prime ...

A:
To test whether a number is prime or not, why do we have to test ... If a number n
is not a prime, it can be factored into two factors a and b : n = a*b.
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Source:
stackoverflow.com

Q:
What is the square root of 1? - Quora

A:
(Only) 1 is the square root of 1 (written 1 ). Either 1 or −1 is a square root of 1 (
written ± 1 ), since either is a solution of x 2 = 1 , but that was not th...
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Source:
www.quora.com

Q:
What is the difference between square root and under root? - Quor...

A:
Under root:- It can be used for any root. A square root or cube root or nth root. 25
under root to the power 2 is basically square root of 25, which is 5. 729 ...
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Source:
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Q:
Is the square root of a positive number positive? - Quora

A:
Yes. If you say “the square root ” or write x , you're conventionally referring to the
principal square root , which for a positive radicand x is the positiv...
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Source:
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