SOLUTION: Find the LCM (8+9r), (64-81r^2), and (8-9r)

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Question 470306: Find the LCM
(8+9r), (64-81r^2), and (8-9r)
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

(64-81r^2) = (8+9r)(8-9r) 

F	First terms 64

O	Outside terms -72r

I	Inside terms  +72r

L	Last terms  -81r^2



(64-81r^2) is the LCD