Find all School-related info fast with the new School-Specific MBA Forum

It is currently 19 Sep 2014, 13:54

Close

GMAT Club Daily Prep

Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email.

Customized
for You

we will pick new questions that match your level based on your Timer History

Track
Your Progress

every week, we’ll send you an estimated GMAT score based on your performance

Practice
Pays

we will pick new questions that match your level based on your Timer History

Not interested in getting valuable practice questions and articles delivered to your email? No problem, unsubscribe here.

Events & Promotions

Events & Promotions in June
Open Detailed Calendar

DS4-25

  Question banks Downloads My Bookmarks Reviews Important topics  
Author Message
TAGS:
SVP
SVP
User avatar
Joined: 16 Oct 2003
Posts: 1816
Followers: 4

Kudos [?]: 36 [0], given: 0

GMAT Tests User
DS4-25 [#permalink] New post 11 Jun 2004, 18:38
00:00
A
B
C
D
E

Difficulty:

(N/A)

Question Stats:

0% (00:00) correct 0% (00:00) wrong based on 0 sessions
ans with exp
Attachments

d25.JPG
d25.JPG [ 8.45 KiB | Viewed 511 times ]

GMAT Club Legend
GMAT Club Legend
avatar
Joined: 15 Dec 2003
Posts: 4318
Followers: 22

Kudos [?]: 163 [0], given: 0

GMAT Tests User
 [#permalink] New post 11 Jun 2004, 18:54
B it is
from 1) could be 0 or 1
From 2) only 0 fits the bill
_________________

Best Regards,

Paul

Manager
Manager
User avatar
Joined: 07 May 2004
Posts: 184
Location: Ukraine, Russia(part-time)
Followers: 2

Kudos [?]: 5 [0], given: 0

GMAT Tests User
Re: DS4-25 [#permalink] New post 12 Jun 2004, 00:58
Bhai wrote:
ans with exp


2 alone is sufficient:

x^2 = -x^2 => x^2 = 0 => x = 0.
SVP
SVP
User avatar
Joined: 30 Oct 2003
Posts: 1798
Location: NewJersey USA
Followers: 4

Kudos [?]: 34 [0], given: 0

GMAT Tests User
 [#permalink] New post 12 Jun 2004, 06:22
A) x(x-1)(x+1) = 0 x = { 0,1,-1} not sufficient
B) only x = 0 satisfies this equation (Sufficient)
  [#permalink] 12 Jun 2004, 06:22
Display posts from previous: Sort by

DS4-25

  Question banks Downloads My Bookmarks Reviews Important topics  


GMAT Club MBA Forum Home| About| Privacy Policy| Terms and Conditions| GMAT Club Rules| Contact| Sitemap

Powered by phpBB © phpBB Group and phpBB SEO

Kindly note that the GMAT® test is a registered trademark of the Graduate Management Admission Council®, and this site has neither been reviewed nor endorsed by GMAC®.