SOLUTION: HOW DO YOU FIND THE LCD OF A RATIONAL EXPRESSION THAT USES ADDITION AND SUBTRACTION

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Question 133468: HOW DO YOU FIND THE LCD OF A RATIONAL EXPRESSION THAT USES ADDITION AND SUBTRACTION
Answer by solver91311(24713) About Me  (Show Source):
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The same way you would find any other LCD. Factor each denominator if possible, then make sure each of the factors is represented in the LCD a sufficient number of times. Sometimes the only thing you can do is use the product of all the denominators if there are no common factors to eliminate.