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What is the value of |x| ?

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Manager
Manager
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G
Joined: 31 Jul 2017
Posts: 138
Location: Tajikistan
Concentration: Finance, Economics
Schools: Booth '21, CBS '21
GMAT 1: 690 Q48 V35
GRE 1: Q164 V162
GPA: 3.85
WE: Accounting (Investment Banking)
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Re: What is the value of |x| ?  [#permalink]

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New post 28 Jun 2018, 03:00
St 1 does not give as a concrete value. x can be any value, so not suff
St 2, gives exactly what we want lxl=2, (B)
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B
Joined: 11 May 2018
Posts: 92
Location: India
GMAT 1: 460 Q42 V14
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Re: What is the value of |x| ?  [#permalink]

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New post 24 Aug 2018, 10:25
Its a Tricky one . I have selected option C . .

Look at the question carefully.
OPtion B:

x^2=4;
x=+/-2;
|x|=2;
whatever you take ! -2 or +2 the mod value is always positive.!!
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Re: What is the value of |x| ? &nbs [#permalink] 24 Aug 2018, 10:25

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