how do you solve a radical expression with a nymber outside of a radical?

i am doing this for math and would apreciate an answer.

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The number outside the radical is not a concern.  It represents a number that is a completed root.  6 Sqrt(3) means that the 6 is sqrt36.  The number of concern is in the radical.  2sqrt9 means it is 2 * 3 = 6.

by Level 10 User (55.7k points)

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