Hey there! Sign in to join this conversationNew here? Join for free
    • Thread Starter
    Offline

    0
    ReputationRep:
    this is question 3b from the jan 2007 paper:

    use the iterative formua xn+1=(53-2xn)^1/5 , with a suitable starting value, to find the real root of the equation x^5 + 2x - 53=0.

    what would be "a suitable starting value"?
    • Study Helper
    Offline

    13
    (Original post by Princess_perfect786)
    this is question 3b from the jan 2007 paper:

    use the iterative formua xn+1=(53-2xn)^1/5 , with a suitable starting value, to find the real root of the equation x^5 + 2x - 53=0.

    what would be "a suitable starting value"?
    This has cropped up recently; try searching the forum.
    • Thread Starter
    Offline

    0
    ReputationRep:
    (Original post by ghostwalker)
    This has cropped up recently; try searching the forum.
    i can't find it
    • Study Helper
    Offline

    13
    (Original post by Princess_perfect786)
    i can't find it
    http://www.thestudentroom.co.uk/show...php?p=28868863

    You'll have to go to the top of the thread.
    • Thread Starter
    Offline

    0
    ReputationRep:
    (Original post by ghostwalker)
    http://www.thestudentroom.co.uk/show...php?p=28868863

    You'll have to go to the top of the thread.
    thanks
 
 
 
  • See more of what you like on The Student Room

    You can personalise what you see on TSR. Tell us a little about yourself to get started.

  • Poll
    What newspaper do you read/prefer?
    Useful resources

    Make your revision easier

    Maths

    Maths Forum posting guidelines

    Not sure where to post? Read the updated guidelines here

    Equations

    How to use LaTex

    Writing equations the easy way

    Student revising

    Study habits of A* students

    Top tips from students who have already aced their exams

    Study Planner

    Create your own Study Planner

    Never miss a deadline again

    Polling station sign

    Thinking about a maths degree?

    Chat with other maths applicants

    Can you help? Study help unanswered threads

    Groups associated with this forum:

    View associated groups
  • See more of what you like on The Student Room

    You can personalise what you see on TSR. Tell us a little about yourself to get started.

  • The Student Room, Get Revising and Marked by Teachers are trading names of The Student Room Group Ltd.

    Register Number: 04666380 (England and Wales), VAT No. 806 8067 22 Registered Office: International House, Queens Road, Brighton, BN1 3XE

    Quick reply
    Reputation gems: You get these gems as you gain rep from other members for making good contributions and giving helpful advice.