SOLUTION: How do you simplify a radical when there is a number outside of the square root symbol? For example, a 5 outside of the square root symbol and the radicand is 256? Thanks.

Algebra ->  Radicals -> SOLUTION: How do you simplify a radical when there is a number outside of the square root symbol? For example, a 5 outside of the square root symbol and the radicand is 256? Thanks.      Log On


   

Question 111483: How do you simplify a radical when there is a number outside of the square root symbol? For example, a 5 outside of the square root symbol and the radicand is 256?
Thanks.
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Let's simplify sqrt%28256%29 first. Since 256 is a perfect square, . So 5%2Asqrt%28256%29=5%2A16=80