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me (120)

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Olaaa!! Perrrfect answer. 18  [33 rates]

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total posts: 106    
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3rd
first of we should realise infinity = infinty + 1 =infinity + 2 as infinity is such a large number that add. 1 or 2 dont make any difference.
denote f(infinity) = y
we so get --------
y = 1/3{y + 5/y)
or
3y = y + 5/y
or
2y=5/y
we get-----
y = (5/2)^1/2
 this reply: 4 points  (with Olaaa!! Perrrfect answer.   in 2 votes )   [?]
 
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