square root doubt : GMAT Problem Solving (PS)
Check GMAT Club Decision Tracker for the Latest School Decision Releases http://gmatclub.com/AppTrack

 It is currently 19 Jan 2017, 18:23

### 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

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

# Events & Promotions

###### Events & Promotions in June
Open Detailed Calendar

# square root doubt

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

### Hide Tags

Senior Manager
Joined: 29 Jan 2011
Posts: 367
Followers: 0

Kudos [?]: 201 [0], given: 87

square root doubt [#permalink]

### Show Tags

20 Sep 2011, 01:25
00:00

Difficulty:

(N/A)

Question Stats:

0% (00:00) correct 0% (00:00) wrong based on 0 sessions

### HideShow timer Statistics

(x^2 )(y^2 )(z^2) = 80

then will xyz be +/- \sqrt{80} ?? or just +\sqrt{80}??
Math Forum Moderator
Joined: 20 Dec 2010
Posts: 2021
Followers: 161

Kudos [?]: 1705 [0], given: 376

Re: square root doubt [#permalink]

### Show Tags

20 Sep 2011, 02:03
siddhans wrote:
(x^2 )(y^2 )(z^2) = 80

then will xyz be +/- \sqrt{80} ?? or just +\sqrt{80}??

$$(xyz)^2=80$$

$$xyz=\pm \sqrt{80}$$
_________________
Re: square root doubt   [#permalink] 20 Sep 2011, 02:03
Similar topics Replies Last post
Similar
Topics:
12 Rounded to four decimal places, the square root of the square root of 7 27 Apr 2015, 03:31
7 The square of 5^(root2) 6 12 Jan 2012, 07:03
2 Numbers-Squares root 13 03 Nov 2009, 23:22
3 Sq Root Squared 9 06 Feb 2009, 08:02
4 GMATPrep - Square root question 7 05 Aug 2008, 20:45
Display posts from previous: Sort by

# square root doubt

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

 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®.