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

 It is currently 05 Jul 2015, 00:08

### 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

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

# Events & Promotions

###### Events & Promotions in June
Open Detailed Calendar

# Inequality: GMAT prep

Author Message
TAGS:
Senior Manager
Joined: 02 Dec 2007
Posts: 462
Followers: 2

Kudos [?]: 67 [0], given: 6

Inequality: GMAT prep [#permalink]  26 Sep 2008, 11:50
1
This post was
BOOKMARKED
Attachment:

INQ.JPG [ 63.06 KiB | Viewed 551 times ]
Director
Joined: 27 Jun 2008
Posts: 547
WE 1: Investment Banking - 6yrs
Followers: 1

Kudos [?]: 48 [0], given: 92

Re: Inequality: GMAT prep [#permalink]  26 Sep 2008, 11:58
D

(1)
Any number^2 = either -or+ will be positive.
x = -2 or +2
x^2 = 4
SUFF

(2)
Let x = 3, y = 2
2*3 - 3*2 < 3^2
0<9...its always true for any +ve number
Manager
Joined: 18 Jan 2008
Posts: 221
Schools: The School that shall not be named
Followers: 3

Kudos [?]: 23 [0], given: 0

Re: Inequality: GMAT prep [#permalink]  26 Sep 2008, 12:56
For B:

Assume X=2, Y=0
Then
$$2X-3Y = 4 X^2=4$$
Since we can see that at the extreme case the 2 sides are equal, it is not hard to see that if $$Y > 0, 2X-3Y<X^2$$
_________________

24 wrote:
Your East Coast bias is worse than ESPN.

Re: Inequality: GMAT prep   [#permalink] 26 Sep 2008, 12:56
Similar topics Replies Last post
Similar
Topics:
inequalities -GMAT Prep question 2 03 Sep 2009, 12:31
If zy<xy<0, is |x-z|+|x|=|z| 6 26 Mar 2009, 09:53
If y is greater than equal to zero, what is the value of x: 3 28 Mar 2009, 08:30
1 Is sqrt (x-3)^2= 3-x 1) x is not equal to 3 2) -x|x|>0 9 27 Mar 2009, 10:23
GmatPrep - Inequality 6 18 Jun 2006, 06:49
Display posts from previous: Sort by