GMAT Question of the Day - Daily to your Mailbox; hard ones only

It is currently 24 Mar 2019, 04:27

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

What is the value of integer x ? (1) 64^(1/x) = 4 (2) x^2 = x + 6

  new topic post reply Question banks Downloads My Bookmarks Reviews Important topics  
Author Message
TAGS:

Hide Tags

 
Senior RC Moderator
User avatar
V
Status: Preparing GMAT
Joined: 02 Nov 2016
Posts: 2457
Location: Pakistan
GPA: 3.39
What is the value of integer x ? (1) 64^(1/x) = 4 (2) x^2 = x + 6  [#permalink]

Show Tags

New post Updated on: 19 Feb 2019, 03:32
00:00
A
B
C
D
E

Difficulty:

  25% (medium)

Question Stats:

68% (01:10) correct 32% (01:19) wrong based on 50 sessions

HideShow timer Statistics

What is the value of integer x ?

(1) \(\sqrt[x]{64} = 4\)

(2) \(x^2 = x + 6\)

_________________

New Project RC Butler 2019 - Practice 2 RC Passages Everyday
Final days of the GMAT Exam? => All GMAT Flashcards.
This Post Helps = Press +1 Kudos
Best of Luck on the GMAT!!


Originally posted by SajjadAhmad on 18 Feb 2019, 12:53.
Last edited by Bunuel on 19 Feb 2019, 03:32, edited 1 time in total.
Formatted.
GMAT Tutor
avatar
S
Joined: 24 Jun 2008
Posts: 1395
Re: What is the value of integer x ? (1) 64^(1/x) = 4 (2) x^2 = x + 6  [#permalink]

Show Tags

New post 18 Feb 2019, 14:30
SajjadAhmad wrote:
What is the value of integer x ?

(1) X\(\sqrt{64}= 4\)

(2) \(x^2 = x + 6\)


Is there a typo in the question?
_________________

GMAT Tutor in Toronto

If you are looking for online GMAT math tutoring, or if you are interested in buying my advanced Quant books and problem sets, please contact me at ianstewartgmat at gmail.com

SVP
SVP
User avatar
P
Joined: 18 Aug 2017
Posts: 2454
Location: India
Concentration: Sustainability, Marketing
GPA: 4
WE: Marketing (Energy and Utilities)
GMAT ToolKit User Premium Member CAT Tests
Re: What is the value of integer x ? (1) 64^(1/x) = 4 (2) x^2 = x + 6  [#permalink]

Show Tags

New post 19 Feb 2019, 01:03
SajjadAhmad wrote:
What is the value of integer x ?

(1) X\(\sqrt{64}= 4\)

(2) \(x^2 = x + 6\)


SajjadAhmad
getting two different values of x from 1 & 2
#1 x= 2
and #2 x=3

are the stems given correct?
_________________

If you liked my solution then please give Kudos. Kudos encourage active discussions.

Senior RC Moderator
User avatar
V
Status: Preparing GMAT
Joined: 02 Nov 2016
Posts: 2457
Location: Pakistan
GPA: 3.39
Re: What is the value of integer x ? (1) 64^(1/x) = 4 (2) x^2 = x + 6  [#permalink]

Show Tags

New post 19 Feb 2019, 03:27
1
IanStewart
Archit3110

Sorry to bother you please see this image, i tried to make it look like this but failed. Bunuel can definitely format it correctly.

Attachment:
1234.jpg
1234.jpg [ 14.52 KiB | Viewed 329 times ]

_________________

New Project RC Butler 2019 - Practice 2 RC Passages Everyday
Final days of the GMAT Exam? => All GMAT Flashcards.
This Post Helps = Press +1 Kudos
Best of Luck on the GMAT!!

Math Expert
User avatar
V
Joined: 02 Sep 2009
Posts: 53798
Re: What is the value of integer x ? (1) 64^(1/x) = 4 (2) x^2 = x + 6  [#permalink]

Show Tags

New post 19 Feb 2019, 03:33
2
VP
VP
avatar
G
Joined: 09 Mar 2018
Posts: 1007
Location: India
Re: What is the value of integer x ? (1) 64^(1/x) = 4 (2) x^2 = x + 6  [#permalink]

Show Tags

New post 19 Feb 2019, 03:54
SajjadAhmad wrote:
What is the value of integer x ?

(1) \(\sqrt[x]{64} = 4\)

(2) \(x^2 = x + 6\)



from 1 we can get the value for x as 3, since \(2^6 = 64\)

6/3 = 2, \(2^2 = 4\)

From 2) we will get a quadratic equation, when solved will give us 2 roots -2 or 3

A
_________________

If you notice any discrepancy in my reasoning, please let me know. Lets improve together.

Quote which i can relate to.
Many of life's failures happen with people who do not realize how close they were to success when they gave up.

GMAT Club Bot
Re: What is the value of integer x ? (1) 64^(1/x) = 4 (2) x^2 = x + 6   [#permalink] 19 Feb 2019, 03:54
Display posts from previous: Sort by

What is the value of integer x ? (1) 64^(1/x) = 4 (2) x^2 = x + 6

  new topic post reply Question banks Downloads My Bookmarks Reviews Important topics  


Copyright

GMAT Club MBA Forum Home| About| Terms and Conditions and Privacy Policy| GMAT Club Rules| Contact| Sitemap

Powered by phpBB © phpBB Group | Emoji artwork provided by EmojiOne

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®.