Date: Jul 10, 2013 12:10 AM Author: gbnbgb Subject: rationalize How can I rationalize the denominator of an expression?(1)??1/(5^(1/3) + 7^(1/3) + 69^(1/3)) (2)??1/(5^(1/3) + 7^(1/3) + 69^(1/3)+Sqrt[19])