Events & Promotions
|
|
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
Track
Your Progress
Practice
Pays
Not interested in getting valuable practice questions and articles delivered to your email? No problem, unsubscribe here.
Jun 1111:00 AM EDT
-01:00 PM EDT
TTP GMAT OnDemand gives serious students 400+ hours of expert video instruction, the full TTP course, AI support, weekly office hours, and a 715+ score guarantee—all built for elite GMAT score improvement.
Jun 1006:00 AM PDT
-06:15 PM PDT
Register for the GMAT Club Virtual MBA Spotlight Fair – the world’s premier event for serious MBA candidates. This is your chance to hear directly from Admissions Directors at nearly every Top 30 MBA program..
Jun 2207:30 PM EDT
-09:30 PM EDT
Master the GMAT with expert live instruction, a personalized study plan, and real-time support. Includes 40 hours of online classes plus 6 months of access to the TTP GMAT OnDemand video course. Class date: Mon/Wed June 22, 2026 →August 26, 2026
04 Aug 2021, 06:00
Kudos
Bookmarks
D
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
35%
(medium)
Question Stats:
70% (02:00) correct
30%
(02:01)
wrong
based on 129
sessions
History
Date
Time
Result
Not Attempted Yet
If x is an integer, is \(4^{x}+4^{-x}=y\) ?
(1) \(2^{x}+2^{-x}=\sqrt{y+2}\)
(2) \(4^{2x}+1=4^{x}y\)
(1) \(2^{x}+2^{-x}=\sqrt{y+2}\)
(2) \(4^{2x}+1=4^{x}y\)
04 Aug 2021, 07:28
Kudos
Bookmarks
Bunuel
Posted from my mobile device
Attachments
File comment: D will be the ans as explained in the attachment
IMG_20210804_195643.jpg [ 5 MiB | Viewed 2347 times ]
04 Aug 2021, 09:29
Kudos
Bookmarks
Answer D - both answers independently are sufficient
