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.

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) (Show Source): You can put this solution on YOUR website!
Let's simplify first. Since 256 is a perfect square,

. So
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