How do you find the square root 27?

2 Answers
Mar 15, 2018

Answer:

#=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

Answer:

#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#