It is currently 26 Jun 2019, 09:52

### 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

# Which of the following could be the equation of the parabola

Author Message
TAGS:
GRE Prep Club Legend
Joined: 07 Jun 2014
Posts: 4809
GRE 1: Q167 V156
WE: Business Development (Energy and Utilities)
Followers: 120

Kudos [?]: 1911 [0], given: 397

Which of the following could be the equation of the parabola [#permalink]  30 Sep 2018, 15:40
Expert's post
00:00

Question Stats:

75% (00:41) correct 25% (01:14) wrong based on 12 sessions
Attachment:

Capture.JPG [ 18.33 KiB | Viewed 358 times ]

Which of the following could be the equation of the parabola in the coordinate plane above?

(A) $$y = -x - 1$$
(B) $$y = x^2 + 1$$
(C) $$y = -x^2 - 1$$
(D) $$y = –x^2 + 1$$
(E) $$y = -(x - 1)^2$$
[Reveal] Spoiler: OA

_________________

Sandy
If you found this post useful, please let me know by pressing the Kudos Button

Try our free Online GRE Test

Manager
Joined: 08 Dec 2018
Posts: 78
Followers: 0

Kudos [?]: 25 [0], given: 24

Re: Which of the following could be the equation of the parabola [#permalink]  12 Apr 2019, 07:07
Only option D shows Y intercept 1, negative slope or a<0 ( parabola opens down) and some value of X (1, and -1) when Y equals 0. Thus this matches the graph. Is not it?
Director
Joined: 20 Apr 2016
Posts: 924
WE: Engineering (Energy and Utilities)
Followers: 12

Kudos [?]: 687 [0], given: 149

Re: Which of the following could be the equation of the parabola [#permalink]  12 Apr 2019, 21:11
jelal123 wrote:
Only option D shows Y intercept 1, negative slope or a<0 ( parabola opens down) and some value of X (1, and -1) when Y equals 0. Thus this matches the graph. Is not it?

correct The negative in front of choice D indicates a parabola pointing downward from that vertex.
_________________

If you found this post useful, please let me know by pressing the Kudos Button

Rules for Posting https://greprepclub.com/forum/rules-for ... -1083.html

Re: Which of the following could be the equation of the parabola   [#permalink] 12 Apr 2019, 21:11
Display posts from previous: Sort by