GRE Prep 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
Track
Your Progress
Practice
Pays
Not interested in getting valuable practice questions and articles delivered to your email? No problem, unsubscribe here.
ak=1-(-1)^k
[#permalink]
05 May 2021, 01:49
05 May 2021, 01:49
Expert Reply
00:00
Question Stats:
76% (00:58) correct
23% (01:12) wrong based on 26 sessions
Hide Show timer Statistics
\(a_k=1-(-1)^k\), for positive integers k.
\(n\) is a positive integer
A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.
Kudos for the right answer and explanation
Question part of the project GRE Quantitative Reasoning Daily Challenge - (2021) EDITION
GRE - Math Book
\(n\) is a positive integer
Quantity A |
Quantity B |
\(a_n \) |
\( a_{n-1} \) |
A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.
Kudos for the right answer and explanation
Question part of the project GRE Quantitative Reasoning Daily Challenge - (2021) EDITION
GRE - Math Book
Re: ak=1-(-1)^k
[#permalink]
05 May 2021, 08:03
05 May 2021, 08:03
1
Since, we do not know the value of n (even or odd), we cannot find the value of both the quantities.
Hence, D
Hence, D
gmatclubot
Re: ak=1-(-1)^k [#permalink]
05 May 2021, 08:03
Moderators:
