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  1. I

    Maths Ext 2 Predictions/Thoughts

    can some one plz post up the paper from today.
  2. I

    Trading Past Papers

    NUMVEEERRRRR 1 (not NUMVEERR 2 or 3) trader on this planet.
  3. I

    Post your school assessment task

    Lets share your school assessment task (term 1,2,3 or 4 (if you have done your trials).
  4. I

    textbooks Used for 4 unit

    Maths in Focus
  5. I

    Is implicit differentiation still in the syllabus?

    No, Cambridge is living in la la land.
  7. I

    Smooth Incline Problem

    A body of mass m is pulled up a smooth incline making an angle of theta with the horizontal, and has an acceleration f. Find the force that pulls the body. I get the answer as F=mf+mgsin(theta) but the book answer is F=m(f+sin(theta) Where did the g go?
  8. I

    Mechanics Probem

    The answer in the back of the book is 656 N. We have to use g=10 m/s^2 and F will equal to 656 N. Thanks for your response guys/girls. I appreciate it.
  9. I

    Mechanics Probem

    Yes, its a banked track problem. I don't know what to do with the 30 m/s and 24 m/s. The answer is 656 N.
  10. I

    Mechanics Probem

    Hi, I am new here and need help with this problem. The combined air and road resistance of a car in motion is proportional to v^2, where v is its speed. When the engine is disengaged the car moves down an incline making an angle of sin^-1 (1/30) with the horizontal, with a velocity of 30...
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