What is the square root of 225 minus the square root of 15 plus the square root of 60?
1 Answer
Nov 3, 2015
#sqrt(225)-sqrt(15)+sqrt(60)=15+sqrt(15) ~~ 18.8729833462#
Explanation:
If
Hence:
#sqrt(225)-sqrt(15)+sqrt(60)#
#=sqrt(15^2)-sqrt(15)+sqrt(2^2*15)#
#=15-sqrt(15)+2sqrt(15)#
#=15+sqrt(15)#
