SOLUTION: Simplify the following: 3(the square root of 75) I have gotten two answers and I have no clue which one is right. 1. {{{ 9 sqrt of 5 }}} 2. or {{{ 15 sqrt of 3 }}}

Algebra ->  Radicals -> SOLUTION: Simplify the following: 3(the square root of 75) I have gotten two answers and I have no clue which one is right. 1. {{{ 9 sqrt of 5 }}} 2. or {{{ 15 sqrt of 3 }}}      Log On


   



Question 751669: Simplify the following:
3(the square root of 75)
I have gotten two answers and I have no clue which one is right.
1. +9+sqrt++of+5+
2. or +15+sqrt++of+3+

Answer by malglu(63) About Me  (Show Source):
You can put this solution on YOUR website!
Simplify the following:
3(the square root of 75)
I have gotten two answers and I have no clue which one is right.
1. +9+sqrt++of+5+
2. or +15+sqrt++of+3+
3 sqrt (75) = 3 sqrt (25) sqrt (3)
sqrt (25) = 5
so take the root out and multiply by the 3
so
3*5 sqrt (3)
15 sqrt (3)
is the answer