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pls answer

Asked by nmenghani 4th April 2010, 3:29 PM
Answered by Expert
Answer:

 

1. 27x3-54x3y+36xy3-743 = 27 x3 - 743 -18 xy(3x2-2y2

2. x2+1/x2-3  = x2+1/x2-2-1 = (x+1/x)2-1 = (x+1/x-1)(x+1/x+1)

Your question other questions are already answered please go through below link
http://www.topperlearning.com/discussion-cat.php?event=cmlist&dscId=74&topId=30606&dstype=2

Answered by Expert 5th April 2010, 10:27 AM
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