SOLUTION: Given a rational number involving a radical in the denominator, what should you do? and.. Why should you do it?

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Question 381603: Given a rational number involving a radical in the denominator, what should you do?
and..
Why should you do it?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Rationalize the denominator to get rid of the radical in the denominator.
Why, because teachers like it that way.