Question 82065: the square root of 72 plus the square root of 50 minus the square root of 8 Found 2 solutions by checkley75, jayanthihemkos@yahoo.com:Answer by checkley75(3666) (Show Source):
square root of 36*2 + square root of 25 *2 - square root of 4*2
6*square root of 2 + 5*square root of 2 - 2* square root of 2
root2 is common in all the three radical, take out root 2 as common
root 2(6+5-2)
root 2(9)
9*1.412 (root 2 = 1.412)
12.71