Question

Simplify the expression:
-2√3+√75

Answer 1

-2√3+√75=
-2√3+√(25*3)=
-2√3+(√25)(√3)=
-2√3+5√3=
3√3

Answer 2

if it is then 
-2 sqrt3 + sqrt75
 = -2 sqrt3 + 5sqrt3 
= 3 sqrt is your answer.