What is the square root of 50?

1 Answer
Sep 7, 2015

The primary square root of #50# is #5sqrt(2)#
(Note that both #+5sqrt(2)# and #-5sqrt(2)# are square roots of #50#, but by definition, the primary root is the positive one).

Explanation:

#sqrt(50) = sqrt(5^2*2)#

#color(white)("XXX")=sqrt(5^2)*sqrt(2)#

#color(white)("XXX")= 5sqrt(2)#