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# Function question

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Manager
Joined: 01 Jun 2006
Posts: 77
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Kudos [?]: 1 [0], given: 0

Function question [#permalink]  03 Dec 2006, 07:21
Q)
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Director
Joined: 01 Oct 2006
Posts: 500
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Kudos [?]: 18 [0], given: 0

Just susbtitue 1-x for x and compare..
Manager
Joined: 05 Jul 2006
Posts: 198
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yogeshsheth wrote:
Just susbtitue 1-x for x and compare..

can you further explain it? Thanks
Manager
Joined: 25 Nov 2006
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option D satisfies the equation and no other option hold good.
Senior Manager
Joined: 01 Sep 2006
Posts: 302
Location: Phoenix, AZ, USA
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f(x)=f(x-1)

Using option D f(x)=x^2(1-x)^2

assume x = x f(x)=x^2(1-x)^2 (I)
assume x = 1 -1 then f(1-x)= (1-x)^2*(1-(1-x))^2=(1-x)^2*x^2 (II)

(I) and (II) are same
hence D
Manager
Joined: 01 Jun 2006
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thanks buddies.....was a sily mistake on my part:).
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