Question

What is the square root of 121? there can be many answer's

Answer 1

We can rewrite 121 as a product of its primes like this:

`121=11\cdot11=11^2`

So, we have the following:

`\sqrt[]{121}=\sqrt[]{11\cdot11}=\sqrt[]{11^2}=11`

Therefore, the square root of 121 is 11