Last visit was: 24 Apr 2026, 05:14 It is currently 24 Apr 2026, 05:14
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.
Close
Request Expert Reply
Confirm Cancel
User avatar
sameeraj
Joined: 22 Jan 2011
Last visit: 07 Feb 2013
Posts: 5
Given Kudos: 5
Posts: 5
Kudos: 0
Kudos
Add Kudos
Bookmarks
Bookmark this Post
User avatar
gmat1220
Joined: 03 Feb 2011
Last visit: 17 Feb 2020
Posts: 461
Own Kudos:
1,015
 [3]
Given Kudos: 123
Status:Impossible is not a fact. It's an opinion. It's a dare. Impossible is nothing.
Affiliations: University of Chicago Booth School of Business
Products:
Posts: 461
Kudos: 1,015
 [3]
3
Kudos
Add Kudos
Bookmarks
Bookmark this Post
User avatar
jko
Joined: 17 Mar 2011
Last visit: 25 Feb 2016
Posts: 411
Own Kudos:
221
 [1]
Given Kudos: 5
Location: United States (DC)
Concentration: General Management, Technology
GMAT 1: 760 Q49 V45
GPA: 3.37
WE:Information Technology (Consulting)
GMAT 1: 760 Q49 V45
Posts: 411
Kudos: 221
 [1]
1
Kudos
Add Kudos
Bookmarks
Bookmark this Post
avatar
mbagambit
Joined: 22 Mar 2011
Last visit: 22 Mar 2013
Posts: 6
Own Kudos:
14
 [1]
Status:GMAT Tutor, MBA Application Consultant
Location: New York City
Concentration: Finance, Marketing, Entrepreurship
Schools:NYU Stern MBA
Posts: 6
Kudos: 14
 [1]
1
Kudos
Add Kudos
Bookmarks
Bookmark this Post
sameeraj,

RE: (3), any time you see "-n" in an equation, it is equivalent to (-1)n. Therefore, n could be zero. "-n" is just a confusing notation; it does not indicate that n is a negative number.

_________
MBA Gambit
NYC GMAT Tutoring and MBA Application Consulting




Archived Topic
Hi there,
This topic has been closed and archived due to inactivity or violation of community quality standards. No more replies are possible here.
Where to now? Join ongoing discussions on thousands of quality questions in our Quantitative Questions Forum
Still interested in this question? Check out the "Best Topics" block above for a better discussion on this exact question, as well as several more related questions.
Thank you for understanding, and happy exploring!