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vovikov84 [41]
4 years ago
11

Square root

21 } " align="absmiddle" class="latex-formula">
​
Mathematics
2 answers:
wariber [46]4 years ago
7 0

Answer:

11

Step-by-step explanation:

The number inside the square root symbol is the number you have to get when you multiply a certain number twice.

So \sqrt{121} :

What multiplied by itself is 121?

Backwards equation:

121 / 11

==> 11

Do not do the backwards method all the times, it does not work for all numbers.

Hitman42 [59]4 years ago
6 0
Answer: 11

Explanation:
11 x 11 = 121
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