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OpenStudy (anonymous):
PLEASE HELP! Given x/x^2-9 - x/x^2+6x+9, perform the indicated operation and simplify the result. Use your work to answer the following question. What is the LCD?
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OpenStudy (lgbasallote):
look at your two denoms.. the first denom is x^2-9 = (x+3)(x-3) second denom is x^2 + 6x +9 = (x+3)^2 what do you think is the LCD?
OpenStudy (anonymous):
(x-3)(x+3)^2?
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