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  1. L

    Locus

    A (4,0) is a point where the circle with the equation x^2+y^2=16 cuts the X-axis. Find the locus of the midpoints of all chords of this circle that contains the point A.
  2. L

    Sequence and SEries Help

    Yea, but it isnt, 12 either. Youll get 11329.2826 which is way off. I am thinking, its 13, but without the last added 600. So itll be 600(1+1.06+1.06^2...1.06^13) - 600. Is there anykind of q like that?
  3. L

    Trig Help!!

    Yea i know about the pt of intersection. And i did two seperate integrals, one for sin and one for cos. Im just wondering if the answer is wrong?
  4. L

    Sequence and SEries Help

    Yea their terrible. But i did the workings according to 13 terms, and i got 600 off. Like 600 too many...
  5. L

    Sequence and SEries Help

    Or to put it more simply, my question is when does interest get calculated? If its annually, is it the first day of input?
  6. L

    Sequence and SEries Help

    Are you sure its 13? The problem i have is knowing how many yrs its presented. Cause it starting 1st december, and finish by december 2008. So shouldnt A1 = 600(1.06)^12?
  7. L

    superannuation help - hard!

    Q2 is right, but Q1, i think it 273124.028, acquired from 3000 (( (1.045)^37 - 1)/0.045) cause its (1+1.045...+1.045^36)
  8. L

    Sequence and SEries Help

    Jasmine deposists 600 into an account on the 1st December each year starting in 1995. She recieves an interest rate of 6% p.a. compounded annually. How much will her total investment be worth by december 2008 How much interest has she recieved.
  9. L

    Trig Help!!

    y=2sinx x y=2 cosx Find the exact area bounded by the curves and the xaxis, between pi and 3pi/2. I keep on getting 4, but according to answers, thats not rite.
  10. L

    Kristina Keneally new Premier of NSW

    Just a deviation. Who thinks she good looking, for a 40 yr old mum?
  11. L

    Kristina Keneally new Premier of NSW

    Big suprise aye? This will be good, fresh new blood, especially christian blood.
  12. L

    For anyone interested...

    Grab it whilst you can. I remember another one thread with Conq, Chm Context + Jaracaranda... dunno if it got pull down or not.
  13. L

    How Happy Are You With Life?

    Full of passion and vibrance, ambitions drives with a unbelievable strength. But beyond this trying phase nothing really much to look forward to. Study + school work, sleepy always, very fews sole relaxing times...
  14. L

    Where is your school up to?

    Man, weve had plenty of lessons, but really slow going. Only finished complex... but i dont get anything! Teacher just rushed through the whole chapter.
  15. L

    Max and Min

    Darn... Cant believe i missed it. Thx so much, thats been teasing me all day now.
  16. L

    Max and Min

    Please, I am desperate!
  17. L

    Equation(s) you believe have had much influence.

    What about Eluer's Formula. cos\theta + isin\theta = e^{i\theta }
  18. L

    Max and Min

    Cmon... someones gota know?
  19. L

    Max and Min

    O jeez. Get me a hint?
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