« previous next »
Pages: 1 ... 4 5 [6] 7 8 ... 46   Go Down

Author Topic: C1 and C2 DOUBTS HERE!!!!!  (Read 88597 times)

Offline Mr.Lonely

  • Newbie
  • *
  • Posts: 17
  • Reputation: 31
Re: C1 DOUBTS HERE!!!!!
« Reply #75 on: May 23, 2010, 07:40:15 am »
GUYS I NEED C1 2010 JAN MARK SCHEME ASAP ... PLZ HELP ME :)
Logged

Offline astarmathsandphysics

  • SF Overlord
  • *********
  • Posts: 11271
  • Reputation: 65534
  • Gender: Male
  • Free the exam papers!
Re: C1 DOUBTS HERE!!!!!
« Reply #76 on: May 23, 2010, 09:13:21 am »
Think on freeexampapers
Logged

Offline Blizz_rb93

  • SF Senior Citizen
  • *****
  • Posts: 815
  • Reputation: 1175
  • Gender: Male
Re: C1 DOUBTS HERE!!!!!
« Reply #77 on: May 23, 2010, 01:42:45 pm »
Quote from: Mr.Lonely on May 23, 2010, 07:40:15 am
GUYS I NEED C1 2010 JAN MARK SCHEME ASAP ... PLZ HELP ME :)
Logged

Offline coatseville

  • Newbie
  • *
  • Posts: 25
  • Reputation: 44
Re: C1 DOUBTS HERE!!!!!
« Reply #78 on: May 23, 2010, 01:57:23 pm »
Could someone please explain how you do Question 2 from the June 09 paper.
Thankyou :)
Logged

Offline wakemeup

  • SF Immigrant
  • **
  • Posts: 72
  • Reputation: 1457
  • Gender: Male
Re: C1 DOUBTS HERE!!!!!
« Reply #79 on: May 23, 2010, 02:27:15 pm »
2^5 = 32 and square root of 2 is 2^(1/2). Therefore multiplying the 2 values, you'll get 2^(5+1/2) = 2^(11/2)
« Last Edit: May 23, 2010, 02:32:08 pm by wakemeup »
Logged

Offline coatseville

  • Newbie
  • *
  • Posts: 25
  • Reputation: 44
Re: C1 DOUBTS HERE!!!!!
« Reply #80 on: May 23, 2010, 02:37:03 pm »
Thankyou :)
Logged

Offline Blizz_rb93

  • SF Senior Citizen
  • *****
  • Posts: 815
  • Reputation: 1175
  • Gender: Male
Re: C1 DOUBTS HERE!!!!!
« Reply #81 on: May 23, 2010, 04:44:29 pm »
(3 [surd 7])^2
how do u find this? o.o
Logged

Offline Saladin

  • The Samurai
  • Honorary Member
  • SF V.I.P
  • *****
  • Posts: 6530
  • Reputation: 59719
  • Gender: Male
  • I believe in those who believe in me
    • Student Tech
Re: C1 DOUBTS HERE!!!!!
« Reply #82 on: May 23, 2010, 04:56:32 pm »
Quote from: Psyclax on May 23, 2010, 04:44:29 pm
(3 [surd 7])^2
how do u find this? o.o

That basically means
(\sqrt{9*7})^2

So it basically means

9*7

63

Logged

Offline Blizz_rb93

  • SF Senior Citizen
  • *****
  • Posts: 815
  • Reputation: 1175
  • Gender: Male
Re: C1 DOUBTS HERE!!!!!
« Reply #83 on: May 23, 2010, 05:02:45 pm »
Quote from: Engraved on May 23, 2010, 04:56:32 pm
That basically means
(\sqrt{9*7})^2

So it basically means

9*7

63



ohh okay lol, that's easy!!
thanks :D
Logged

Offline raimunts

  • Newbie
  • *
  • Posts: 36
  • Reputation: 46
Re: C1 DOUBTS HERE!!!!!
« Reply #84 on: May 23, 2010, 05:38:23 pm »
do the questions involving SIGMA notation need to be solved using the formula in FP1 or in other method? How to solve sigma notation please help!
Logged

Offline astarmathsandphysics

  • SF Overlord
  • *********
  • Posts: 11271
  • Reputation: 65534
  • Gender: Male
  • Free the exam papers!
Re: C1 DOUBTS HERE!!!!!
« Reply #85 on: May 23, 2010, 05:50:51 pm »
Hocus pocus
Any sigma notation question in C1 uses a standard formula I think so just use that
Logged

Offline zabady

  • Newbie
  • *
  • Posts: 29
  • Reputation: 55
Re: C1 DOUBTS HERE!!!!!
« Reply #86 on: May 23, 2010, 06:10:06 pm »
in june 2009 question 8 c) where it asks for the area of ocb area of a triangle is 1/2 *base*height so i have taken the base as 23/5 and height as square root 68 because b= (8,2) so found distance ob but in the markscheme it says 1/2*23/5*8 where did that 8 come from everytime i see this way of solving........i dont get it why dont they put square root 68????
Logged

Offline astarmathsandphysics

  • SF Overlord
  • *********
  • Posts: 11271
  • Reputation: 65534
  • Gender: Male
  • Free the exam papers!
Re: C1 DOUBTS HERE!!!!!
« Reply #87 on: May 23, 2010, 06:43:15 pm »
is this edexcel c1
Logged

Offline Saladin

  • The Samurai
  • Honorary Member
  • SF V.I.P
  • *****
  • Posts: 6530
  • Reputation: 59719
  • Gender: Male
  • I believe in those who believe in me
    • Student Tech
Re: C1 DOUBTS HERE!!!!!
« Reply #88 on: May 23, 2010, 06:45:56 pm »
Logged

Offline zabady

  • Newbie
  • *
  • Posts: 29
  • Reputation: 55
Re: C1 DOUBTS HERE!!!!!
« Reply #89 on: May 23, 2010, 07:20:48 pm »
plz someone answer my question upstairs the exam is tommorow
Logged
Pages: 1 ... 4 5 [6] 7 8 ... 46   Go Up
« previous next »