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Find C+|C| (1) |C|=1 (2) C^2=sqrt C

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Retired Moderator
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B
Joined: 05 Jul 2006
Posts: 1749

Kudos [?]: 442 [0], given: 49

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Find C+|C| (1) |C|=1 (2) C^2=sqrt C [#permalink]

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New post 13 Oct 2006, 14:05
This topic is locked. If you want to discuss this question please re-post it in the respective forum.

Find C+|C|

(1) |C|=1
(2) C^2=sqrt C

Kudos [?]: 442 [0], given: 49

Senior Manager
Senior Manager
User avatar
Joined: 28 Aug 2006
Posts: 303

Kudos [?]: 174 [0], given: 0

 [#permalink]

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New post 13 Oct 2006, 14:13
I will go with C

Statement 1: |C| =1
So C = +-1

So not sufficient

statement 2: C^2 = sqrt(C)
so C=0 or C=1

Combining both C=1

So C
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Averages Accelerated:Guide to solve Averages Quickly(with 10 practice problems)

Kudos [?]: 174 [0], given: 0

Director
Director
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Joined: 23 Jun 2005
Posts: 838

Kudos [?]: 87 [0], given: 1

GMAT 1: 740 Q48 V42
Re: Find C+|C| [#permalink]

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New post 13 Oct 2006, 19:40
yezz wrote:
Find C+|C|

(1) |C|=1
(2) C^2=sqrt C


B

Statement 1:
C could be +/- 1 INSUFF

Statement 2:
Only value that satisfies C^2 = sqrt(C) is 1. SUFF

Kudos [?]: 87 [0], given: 1

Director
Director
avatar
Joined: 23 Jun 2005
Posts: 838

Kudos [?]: 87 [0], given: 1

GMAT 1: 740 Q48 V42
Re: Find C+|C| [#permalink]

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New post 13 Oct 2006, 19:42
anandsebastin wrote:
yezz wrote:
Find C+|C|

(1) |C|=1
(2) C^2=sqrt C


B

Statement 1:
C could be +/- 1 INSUFF

Statement 2:
Only value that satisfies C^2 = sqrt(C) is 1. SUFF


Ahhhh the all important 0. :oops:

Kudos [?]: 87 [0], given: 1

Re: Find C+|C|   [#permalink] 13 Oct 2006, 19:42
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Find C+|C| (1) |C|=1 (2) C^2=sqrt C

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