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

    0
    ReputationRep:
    Hi,

    First post on TSR

    How do I integrate ln(x) ?

    Thanks
    Offline

    15
    ReputationRep:
    (Original post by tsruser4)
    Hi,

    First post on TSR

    How do I integrate ln(x) ?

    Thanks
    See it as the integral of 1 X ln(x) and then integrate by parts. Make ln(x) u and 1 dv/dx.
    Online

    17
    ReputationRep:
    By parts, i.e 1 x ln(x)
    • Thread Starter
    Offline

    0
    ReputationRep:
    Thanks both of you

    That's a real sneaky question.
    Online

    17
    ReputationRep:
    (Original post by tsruser4)
    Thanks both of you

    That's a real sneaky question.
    Was it an extension on a homework?
    • Thread Starter
    Offline

    0
    ReputationRep:
    (Original post by zetamcfc)
    Was it an extension on a homework?
    Yeah I've been struggling with integration so asked for extra questions so I could keep practicing.
    Online

    17
    ReputationRep:
    (Original post by tsruser4)
    Yeah I've been struggling with integration so asked for extra questions so I could keep practicing.
    That is the way to get the top grades, keep going!
    • Thread Starter
    Offline

    0
    ReputationRep:
    (Original post by zetamcfc)
    That is the way to get the top grades, keep going!
    And I know where to come for help when I'm stuck now
    Offline

    10
    It will help if you post maths questions in the maths forum.
    I've moved this thread to maths for you.
    Offline

    18
    ReputationRep:
    (Original post by tsruser4)
    Hi,

    First post on TSR

    How do I integrate ln(x) ?

    Thanks
    It is possible to do it by looking at e^x


    Posted from TSR Mobile
    • Thread Starter
    Offline

    0
    ReputationRep:
    (Original post by physicsmaths)
    It is possible to do it by looking at e^x


    Posted from TSR Mobile
    Hmmm, can you explain more?
 
 
 
  • 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
    Brexit voters: Do you stand by your vote?
    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

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