Functions : PS Archive
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# Functions

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Senior Manager
Joined: 05 Oct 2008
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13 Oct 2009, 11:15
00:00

Difficulty:

(N/A)

Question Stats:

50% (01:12) correct 50% (01:36) wrong based on 4 sessions

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Attachment:

PS_Function_D_new.JPG [ 41.4 KiB | Viewed 1249 times ]
Manager
Joined: 12 Oct 2009
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13 Oct 2009, 12:56
study wrote:
Attachment:
PS_Function_D_new.JPG

option 4

if we replace x by (1-x) the equation x^2(1-x)^2 remains unchanged
SVP
Joined: 30 Apr 2008
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13 Oct 2009, 13:01
I see what you're saying.

You have $$x^2(1-x)^2$$....replace x with 1-x

$$(1-x)^2(1-1-x)^2$$ => $$(1-x)^2(x)^2$$ - there is no change.

asterixmatrix wrote:
study wrote:
Attachment:
PS_Function_D_new.JPG

option 4

if we replace x by (1-x) the equation x^2(1-x)^2 remains unchanged

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**I'm pretty sure I'm right, but then again, I'm just a guy with his head up his a.

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Manager
Joined: 12 Oct 2009
Posts: 115
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Kudos [?]: 63 [0], given: 3

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13 Oct 2009, 13:02
jallenmorris wrote:
I see what you're saying.

You have $$x^2(1-x)^2$$....replace x with 1-x

$$(1-x)^2(1-1-x)^2$$ => $$(1-x)^2(x)^2$$ - there is no change.

asterixmatrix wrote:
study wrote:
Attachment:
PS_Function_D_new.JPG

option 4

if we replace x by (1-x) the equation x^2(1-x)^2 remains unchanged

yup mate
Re: Functions   [#permalink] 13 Oct 2009, 13:02
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