• PrepScholar GMAT
    5 Day FREE Trial
    Study Smarter, Not Harder

    Available with Beat the GMAT members only code

    MORE DETAILS
    PrepScholar GMAT
  • Varsity Tutors
    Award-winning private GMAT tutoring
    Register now and save up to $200

    Available with Beat the GMAT members only code

    MORE DETAILS
    Varsity Tutors
  • Kaplan Test Prep
    Free Practice Test & Review
    How would you score if you took the GMAT

    Available with Beat the GMAT members only code

    MORE DETAILS
    Kaplan Test Prep
  • Veritas Prep
    Free Veritas GMAT Class
    Experience Lesson 1 Live Free

    Available with Beat the GMAT members only code

    MORE DETAILS
    Veritas Prep
  • e-gmat Exclusive Offer
    Get 300+ Practice Questions
    25 Video lessons and 6 Webinars for FREE

    Available with Beat the GMAT members only code

    MORE DETAILS
    e-gmat Exclusive Offer
  • Economist Test Prep
    Free Trial & Practice Exam
    BEAT THE GMAT EXCLUSIVE

    Available with Beat the GMAT members only code

    MORE DETAILS
    Economist Test Prep
  • Target Test Prep
    5-Day Free Trial
    5-day free, full-access trial TTP Quant

    Available with Beat the GMAT members only code

    MORE DETAILS
    Target Test Prep
  • Magoosh
    Magoosh
    Study with Magoosh GMAT prep

    Available with Beat the GMAT members only code

    MORE DETAILS
    Magoosh
  • EMPOWERgmat Slider
    1 Hour Free
    BEAT THE GMAT EXCLUSIVE

    Available with Beat the GMAT members only code

    MORE DETAILS
    EMPOWERgmat Slider

In a certain sequence, the (OG16)

This topic has 1 member reply
boomgoesthegmat Senior | Next Rank: 100 Posts Default Avatar
Joined
25 Apr 2016
Posted:
93 messages
Upvotes:
1

In a certain sequence, the (OG16)

Post Thu May 19, 2016 3:47 pm
In a certain sequence, the term x(n) is given by the formula x(n) = 2xn(n-1) - (1/2)(x(n-2)) for all n >= 2. If x(0) = 3 and x(1) = 2, what is the value of x(3)?

A) 2.5
B) 3.125
C) 4
D) 5
E) 6.75

OA: C

  • +1 Upvote Post
  • Quote
  • Flag
Need free GMAT or MBA advice from an expert? Register for Beat The GMAT now and post your question in these forums!
OptimusPrep Master | Next Rank: 500 Posts
Joined
13 Mar 2015
Posted:
410 messages
Followed by:
7 members
Upvotes:
120
GMAT Score:
770
Top Reply
Post Thu May 19, 2016 7:49 pm
boomgoesthegmat wrote:
In a certain sequence, the term x(n) is given by the formula x(n) = 2xn(n-1) - (1/2)(x(n-2)) for all n >= 2. If x(0) = 3 and x(1) = 2, what is the value of x(3)?

A) 2.5
B) 3.125
C) 4
D) 5
E) 6.75

OA: C
Hi boomgoesthegmat,
Can you please re check the question prompt. I feel there is a problem with the term " 2xn(n-1)"

_________________
Ankur
99th Percentile GMAT Tutor | Optimus Prep™

Optimus Prep™ GMAT Courses:
www.Optimus-Prep.com/GMAT

Free Online Trial Hour:
http://www.optimus-prep.com/request-free-online-trial-hour/

Free GMAT Study Plan:
http://www.optimus-prep.com/ebook/

Optimus Prep™ Rates:
GMAT Private Tutoring Online: $80-100/hr.*
GMAT Private Tutoring In-Person: $130-150/hr.*
GMAT On Demand Course: $299 (Use Discount Code BEATTHEGMAT111)*

*All GMAT Courses Have A 50 Points Score Improvement Or Full Refund Guarantee

  • +1 Upvote Post
  • Quote
  • Flag

Best Conversation Starters

1 lheiannie07 112 topics
2 swerve 64 topics
3 LUANDATO 64 topics
4 ardz24 61 topics
5 AAPL 57 topics
See More Top Beat The GMAT Members...

Most Active Experts

1 image description Scott@TargetTestPrep

Target Test Prep

227 posts
2 image description Brent@GMATPrepNow

GMAT Prep Now Teacher

176 posts
3 image description Jeff@TargetTestPrep

Target Test Prep

168 posts
4 image description Rich.C@EMPOWERgma...

EMPOWERgmat

138 posts
5 image description GMATGuruNY

The Princeton Review Teacher

129 posts
See More Top Beat The GMAT Experts