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  1. OOOPPPs

    2003 UAIs

    96.25
  2. OOOPPPs

    2003 HSC Marks

    2 English (Advanced) 88/100 83/100 86 5 1 English Extension 1 46/50 41/50 44 E3 2 Mathematics 95/100 93/100 94 6 1 Mathematics Extension 1 47/50 46/50 47 E4 2 Physics 83/100 83/100 83 5
  3. OOOPPPs

    Submit Your Raw Estimate

    Um.. i dunno, but IF all goes to plan (ie. get everything i did right) then i may get ~118/120 right (ahem.. BSBS) otherwise i would guesstimate ~110
  4. OOOPPPs

    Projectile Help Asap

    2)a) The aeroplanes position must equal to the projectiles position for it to collide. therefore.. planes x position = projectiles x position (edit: forgot to change the UNITS) 400 km / hr = 400 000 / 3600 = 111.11 m/s hence: 111.11 t = 1000 t cos A cancel out t 111.11/1000 =...
  5. OOOPPPs

    Induction Problem

    Err..yea... thru tutoring tho :p
  7. OOOPPPs

    Induction Problem

    Bah... misprint methinks, in the answers they have the RHS = 1/2!(x+1)(x+2)...(x+n) instead.. also this is supposedly have some elements of binomial theorem in it... :mad1:
  8. OOOPPPs

    Induction Problem

    Hmm.. theres this difficult induction question im trying to get my head around Prove: 1 + x/1! + 1/2!x(x+1)+...+1/n!x(x+1)(x+2)...(x+n-1) = 1/n!x(x+1)(x+2)...(x+n) any ideas?
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