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

It is currently 18 Sep 2014, 20:32

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

N is positive integer, 3^(-n/2) < 1/81, N

  Question banks Downloads My Bookmarks Reviews Important topics  
Author Message
TAGS:
Manager
Manager
avatar
Joined: 16 Oct 2006
Posts: 167
Followers: 1

Kudos [?]: 13 [0], given: 0

N is positive integer, 3^(-n/2) < 1/81, N [#permalink] New post 26 Oct 2006, 19:05
00:00
A
B
C
D
E

Difficulty:

(N/A)

Question Stats:

0% (00:00) correct 0% (00:00) wrong based on 0 sessions
N is positive integer, 3^(-n/2) < 1/81, N ?
SVP
SVP
User avatar
Joined: 01 May 2006
Posts: 1814
Followers: 8

Kudos [?]: 89 [0], given: 0

GMAT Tests User
 [#permalink] New post 26 Oct 2006, 22:47
Agree with Tennis_Ball :)

3^(-n/2) < 1/81
<=> 3^(-n/2) < 3^(-4)
=> ln(3^(-n/2)) < ln(3^(-4)) as the ln fonction increases when x increases
<=> (-n/2)*ln(3) < (-4)*ln(3)
<=> -n/2 < -4
<=> n > 8
  [#permalink] 26 Oct 2006, 22:47
    Similar topics Author Replies Last post
Similar
Topics:
3 Experts publish their posts in the topic Integers 3n+2 and 8n+3 are divisible by an integer p. If p SergeNew 5 13 Mar 2012, 18:10
3 Experts publish their posts in the topic If m and n are positive integers, is m^n < n^m ? kad 10 30 Sep 2011, 04:34
2 Experts publish their posts in the topic If m and n are positive integers, is m^n < n^m? tatane90 10 22 Sep 2010, 12:37
32 Experts publish their posts in the topic If n is an integer greater than 1 is 3^n-2^n divisible by 35 Bunuel 20 08 Oct 2009, 06:20
If n and t are integers, is n a factor of t? (1) n = 3^(n-2) kman 1 30 Nov 2008, 18:31
Display posts from previous: Sort by

N is positive integer, 3^(-n/2) < 1/81, N

  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®.