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

It is currently 21 Nov 2014, 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.

Events & Promotions

Events & Promotions in June
Open Detailed Calendar

Let g(x) = 4^x. If g(a) = 32. then a is equal to?

  Question banks Downloads My Bookmarks Reviews Important topics  
Author Message
TAGS:
Intern
Intern
avatar
Joined: 29 Sep 2013
Posts: 48
Followers: 0

Kudos [?]: 14 [0], given: 40

Let g(x) = 4^x. If g(a) = 32. then a is equal to? [#permalink] New post 20 Oct 2013, 08:26
00:00
A
B
C
D
E

Difficulty:

  5% (low)

Question Stats:

86% (01:36) correct 14% (01:23) wrong based on 49 sessions
Let g(x) = 4^x. If g(a) = 32 then a is equal to?

A. 2
B. 2.33
C. 2.5
D. 2.75
E. 3

Source: Barrons GMAT
[Reveal] Spoiler: OA
Kaplan GMAT Prep Discount CodesKnewton GMAT Discount CodesVeritas Prep GMAT Discount Codes
Expert Post
1 KUDOS received
Math Expert
User avatar
Joined: 02 Sep 2009
Posts: 23985
Followers: 3721

Kudos [?]: 30926 [1] , given: 3258

Re: Let g(x) = 4^x. If g(a) = 32. then a is equal to? [#permalink] New post 20 Oct 2013, 08:35
1
This post received
KUDOS
Expert's post
VP
VP
User avatar
Status: The Best Or Nothing
Joined: 27 Dec 2012
Posts: 1285
Location: India
Concentration: General Management, Technology
WE: Information Technology (Computer Software)
Followers: 10

Kudos [?]: 441 [0], given: 177

Re: Let g(x) = 4^x. If g(a) = 32. then a is equal to? [#permalink] New post 26 Feb 2014, 02:16
32 can be written as 4^2 . 4^1/2
= 4^(2+1/2)
= 4^(5/2)

So a = 5/2 = 2.5 = Answer = C
_________________

Kindly press "+1 Kudos" to appreciate :)

Re: Let g(x) = 4^x. If g(a) = 32. then a is equal to?   [#permalink] 26 Feb 2014, 02:16
    Similar topics Author Replies Last post
Similar
Topics:
y=-4(x+3)^2 +7 yomgigi 1 18 Oct 2011, 21:24
2 Experts publish their posts in the topic For all numbers x such that x is not equal 1, if g(x) is Lolaergasheva 4 19 Feb 2011, 08:34
when is absolute(x-4) equal to 4-x ? sher676 3 26 Apr 2010, 04:45
For all numbers x such that x is not equal to 1, if g(x) is wshaffer 3 15 Nov 2006, 20:15
Display posts from previous: Sort by

Let g(x) = 4^x. If g(a) = 32. then a is equal to?

  Question banks Downloads My Bookmarks Reviews Important topics  


cron

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®.