What is the square root of 42.3?

2 Answers
May 21, 2018

Answer:

#sqrt(423/10)=3/10sqrt470#

Explanation:

#sqrt(423/10)#
#=sqrt423/sqrt10#
#=sqrt(9*47)/sqrt10#
#=(sqrt(3²)*sqrt47)/sqrt10#
#=3sqrt(47/10)#
#=3/10sqrt470#
\0/ here's our answer!

May 21, 2018

Answer:

#3sqrt(4.7)#

Explanation:

#sqrt(42.3)#

#:.=sqrt(3*3*4.7)#

#:.=sqrt3*sqrt3=3#

#:.=3sqrt4.7#