MedVision ad

Search results

  1. L

    Extension One Revising Game

    differentiate x3 using first principles.
  2. L

    Extension One Revising Game

    i) (a+b)(a2-ab+b2) ii) RHS= 2-2sin@cos@/2 = 1-sin@cos@ LHS=(sin@+cos@)(sin2@-sin@cos@+cos2@)/sin@+cos@ = sin2@-sin@cos@+cos2@ = 1-sin@cos@ LHS=RHS .'. (sin3@+cos3@)/(sin@+cos@) = (2-sin2@)/2
  3. L

    two quick questios

    1) there are a few topics in 3 unit which aren't in the book, i think parametrics is in the year 11 book
  4. L

    Conics: equation of chord proof (need help please)

    Middle to RHS isnt trig, its just 2sin and -2sin cancelling. leaving a minus which goes infront of b/a.
  5. L

    Extension One Revising Game

    (x+1)(x+4)(x+2)(x+3) = 8 (x2+5x+4)(x2+5x+6)=8 let u = x2+5x (u+4)(u+6)=8 u2+10u+16 = 0 (u+8)(u+2) = 0 u = -2, -8 x2+5x = -2 (quad formula) x= (-5 + sqrt17)/2, (-5 - squrt 17)/2 x2+5x = -8 (quad formula) doesnt work .'. x= (-5 + sqrt17)/2, (-5 - squrt 17)/2 not sure if this...
  6. L

    Expansion Identities...

    = (x3)2 - (8)2 = (x3 - 8)(x3 + 8) = (x - 2)(x2 + 2x + 4)(x + 2)(x2 - 2x + 4)
  7. L

    Thrashhhhhhhhhhhhhh

    metallica. master of puppets and ride the lightning are fucking awesome albums.
  8. L

    Your top 25 albums

    no order 1. Nirvana - Nevermind 2. Nirvana - Bleach 3. Nirvana - In Utero 4. Nirvana - Incesticide 5. Black Sabbath - Paranoid 6. Black Sabbath - Master of Reality 7. Metallica - Master of Puppets 8. Metallica - Ride the Lightning 9. Metallica - ...and Justice for all 10. Black Sabbath -...
  9. L

    Best TV series EVER

    F R I E N D S
  10. L

    your current favourite song

    Metallica - Creeping Death
  11. L

    "All My Own Work" Program

    yes its compulsory
  12. L

    Weird Marking

    cause it wasnt about those subjects but really, english is gay
  13. L

    Tricky Geometry Help!

    does angle OED = 30degrees and angle ODE = 20degrees?
  14. L

    Cambridge 3u

    there are a few 3 unit topics in year 11 cambridge but most of the 3u are in the year 12 book.
  15. L

    Science MC- Astronomy question

    i put D :( only because from the info we were given it didnt say much about cities and light but it said stuff about altitude so i put D
  16. L

    Weird Marking

    cause english is bullshit
  17. L

    Science MC

    biooooooooooooooooooooooosphere
  18. L

    Maths SC Question

    cant be right angle correct for the rest i think
  19. L

    Trig =[[[[

    yeah you are right studentcheese its 49/sin33
Top