It is currently 20 Mar 2019, 19:18

### 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

# x^2 + x - 40 = 0

Author Message
TAGS:
Moderator
Joined: 18 Apr 2015
Posts: 5835
Followers: 93

Kudos [?]: 1143 [0], given: 5441

x^2 + x - 40 = 0 [#permalink]  15 Oct 2017, 09:13
Expert's post
00:00

Question Stats:

59% (01:20) correct 40% (01:47) wrong based on 27 sessions

$$x^2 + x - 40 = 0$$

 Quantity A Quantity B | x + 1| 5

A) Quantity A is greater.
B) Quantity B is greater.
C) The two quantities are equal.
D) The relationship cannot be determined from the information given.
[Reveal] Spoiler: OA

_________________
Director
Joined: 03 Sep 2017
Posts: 521
Followers: 1

Kudos [?]: 344 [2] , given: 66

Re: x^2 + x - 40 = 0 [#permalink]  15 Oct 2017, 09:30
2
KUDOS
The solutions to the equations are $$\frac{-1\pm \sqrt161}{2}$$, then given that $$sqrt161>12$$, the two roots are both positive numbers. Thus, when they are summed to 1 and taken absolute value they keep being positive and greater than 5 in both the occasions.

Intern
Joined: 11 Jan 2018
Posts: 44
Followers: 0

Kudos [?]: 33 [0], given: 7

Re: x^2 + x - 40 = 0 [#permalink]  28 Feb 2018, 14:18
IlCreatore wrote:
The solutions to the equations are $$\frac{-1\pm \sqrt161}{2}$$, then given that $$sqrt161>12$$, the two roots are both positive numbers. Thus, when they are summed to 1 and taken absolute value they keep being positive and greater than 5 in both the occasions.

Another good explanation,
Giving you 1 more kudos.
It was a good question.
Yes, in both scenarios, Quantity A always greater.
So Choice A.
_________________

Persistence >>>>>>> Success

Don't say thanks, just give KUDOS.
1 kudos = 1000 Thanks

Re: x^2 + x - 40 = 0   [#permalink] 28 Feb 2018, 14:18
Display posts from previous: Sort by