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Special Function: Pls. help theory + shortcut

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Guest
 Post subject: Special Function: Pls. help theory + shortcut
 Post Posted: Thu Dec 25, 2008 10:04 pm 
For which of the following functions f is f (x)= f (1-x) for all x?

A) f (x)= 1-x
B) f (x)= 1-x^2
C) f (x)= x^2 - (1-x)^2
D) f (x)= x^2 (1-x)^2
E) f (x)= x/ (1-x)


Backround humanities, don´t have a clue in this one. Help's much appreciated
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Khalid
 Post subject: Re: Special Function: Pls. help theory + shortcut
 Post Posted: Fri Dec 26, 2008 2:43 am 
Anonymous wrote:
For which of the following functions f is f (x)= f (1-x) for all x?

A) f (x)= 1-x
B) f (x)= 1-x^2
C) f (x)= x^2 - (1-x)^2
D) f (x)= x^2 (1-x)^2
E) f (x)= x/ (1-x)


Backround humanities, don´t have a clue in this one. Help's much appreciated


This threw me off too. I wasn't sure what they were gong after. There is a previous post on this..check this out

http://www.manhattangmat.com/forums/for ... -t283.html
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Guest
 Post subject: Re: Special Function: Pls. help theory + shortcut
 Post Posted: Fri Dec 26, 2008 10:41 am 
MANY TKS!

Khalid wrote:
Anonymous wrote:
For which of the following functions f is f (x)= f (1-x) for all x?

A) f (x)= 1-x
B) f (x)= 1-x^2
C) f (x)= x^2 - (1-x)^2
D) f (x)= x^2 (1-x)^2
E) f (x)= x/ (1-x)


Backround humanities, don´t have a clue in this one. Help's much appreciated


This threw me off too. I wasn't sure what they were gong after. There is a previous post on this..check this out

http://www.manhattangmat.com/forums/for ... -t283.html
Top 
RonPurewal
 Post subject:
 Post Posted: Sat Dec 27, 2008 7:03 pm 
Offline
ManhattanGMAT Staff


Posts: 7146
another one:
http://www.manhattangmat.com/forums/for ... t3762.html

it can be dastardly to find these threads on this forum, i know.
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