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If x is a positive number, what is the value of x? (1) | x

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If x is a positive number, what is the value of x? (1) | x [#permalink] New post 10 Dec 2003, 17:23
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If x is a positive number, what is the value of x?

(1) | x тАУ 2 | = 1
(2) x^2 = 4x-3

Last edited by kpadma on 16 Dec 2003, 14:56, edited 1 time in total.
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 [#permalink] New post 10 Dec 2003, 17:57
E
from A, X could be 3 or 1.
from B, X could be 3 or 1.
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 [#permalink] New post 11 Dec 2003, 09:40
Good question ... can you please post more of these modulus + inequalites questions?
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Re: DS-11-25 [#permalink] New post 13 Dec 2003, 00:36
kpadma wrote:
If x is a positive number, what is the value of x?

(1) | x тАУ 2 | = 1
(2) x^2 = 4x-3


(1) clearly insufficient ....3 or 1

(2) clearly insufficient ... 3 or 1


combine..nope..E
Re: DS-11-25   [#permalink] 13 Dec 2003, 00:36
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