How do you find the square root 27?

2 Answers
Mar 15, 2018

=3sqrt3

Explanation:

27 is not a perfect square so it does it have an exact square root.

sqrt27 is an irrational number, but it can be written in surd form:

sqrt27 = sqrt(3xx3xx3

=3sqrt3

Mar 15, 2018

sqrt27=3sqrt3

Explanation:

First we factorize 27 and we will get 3^4
sqrt27=sqrt3^2 3
sqrt27=sqrt3^2sqrt3
sqrt27=cancel(sqrtcancel(3^2))sqrt3
sqrt27=3sqrt3