Mathematics Grade 12 IEB 2017 Information Sheet

Downloaded from hlayiso.com NATIONAL SENIOR CERTIFICATE: MATHEMATICS: PAPER I – INFORMATION SHEET Page i of ii INFORMATION SHEET – b  b 2 – 4ac x  2a n n n (n  1) 1  n i 1 i  i 1 2 n Tn  a  (n  1)d Sn  2 2a  (n  1)d  a(r n  1) a Tn  ar n 1 Sn  ;r 1 S  ; 1  r  1 r 1 1 r f  x  h  f  x  f   x   lim h 0 h A  P 1  n i  A  P 1  n i  A  P 1  i  n A  P 1  i  n  1  i n  1 1  1  i  n  F  x  P  x   i   i   x  x2 y1  y 2  d  ( x2 – x1 ) 2  ( y 2 – y1) 2 M 1 ;  2 2  y  mx  c y – y1  m ( x – x1 ) y 2 – y1 m  m  tan x2 – x1 ( x – a)2  ( y – b)2  r 2 IEB Copyright © 2017 PLEASE TURN OVER

Downloaded from hlayiso.com NATIONAL SENIOR CERTIFICATE: MATHEMATICS: PAPER I – INFORMATION SHEET Page ii of ii a b c In ∆ABC:   sin A sin B sinC a2  b2  c 2 – 2 bc.cos A 1 area  ABC  a b.sinC 2 sin(   )  sin  .cos   cos  .sin  sin( –  )  sin  .cos  – cos  .sin  cos(   )  cos  .cos  – sin  .sin  cos( –  )  cos  .cos   sin .sin  cos2   sin2   cos2  1  2sin2  sin2   2sin  .cos  2cos2   1  n  ( xi  x ) 2  fx i 1 x 2  n n n ( A) P ( A)  P ( A or B )  P ( A)  P (B ) – P ( A and B ) n (S )  ( x  x )( y  y ) ŷ  a  bx b  (x  x ) 2 IEB Copyright © 2017