Results 1 to 3 of 3

Thread: Conics Help

  1. #1
    Cadet
    Join Date
    Mar 2017
    HSC
    2018
    Gender
    Male
    Location
    Gosford
    Posts
    52
    Rep Power
    1

    Conics Help

    https://drive.google.com/open?id=1tc...Prq-dPQLgbDpCy

    How would I do question 9b?

    In particular, how would I calculate secPhi?
    Preliminary 2017: //English Standard//Maths Extension 1//Physics//Chemistry//Design & Technology//IDTVET//

    HSC 2018: //English Standard//Maths Extension 1//Maths Extension 2//Physics//Chemistry//

    ATAR Aim: 95+

  2. #2
    New Member
    Join Date
    Apr 2018
    HSC
    2018
    Gender
    Male
    Posts
    1
    Rep Power
    1

    Re: Conics Help

    Not sure what you meant by sec(phi), but here's what I got anway:
    Part (a) https://i.imgur.com/O2Ae7sY.png
    Part (b) https://i.imgur.com/0tKKBM9.png

  3. #3
    Cadet
    Join Date
    Mar 2017
    HSC
    2018
    Gender
    Male
    Location
    Gosford
    Posts
    52
    Rep Power
    1

    Re: Conics Help

    I already calculated the coordinates of Q from tan(theta/2)tan(phi/2) = 1-e/1+e, but i don't know how to calculate the coordinates of Q from tan(theta/2)tan(phi/2) = 1+e/1-e.
    Preliminary 2017: //English Standard//Maths Extension 1//Physics//Chemistry//Design & Technology//IDTVET//

    HSC 2018: //English Standard//Maths Extension 1//Maths Extension 2//Physics//Chemistry//

    ATAR Aim: 95+

Thread Information

Users Browsing this Thread

There are currently 1 users browsing this thread. (0 members and 1 guests)

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •