Page 253 - Math Grade 12 (Basic)
P. 253
PROEUS DARA
- b m li5 fi ~ills tl R ru1 ~m r:n b rubtl ~Hh [:j fi b Sl g » fiJ~ g ~ s th'n~ illlill tfictl H fiJ t [:j fi
I U
ttfiruM{§mu~~t:flffi29L<e~ -k) = 4p(x-h) tmrufi~ru V(3, 2) tf:19lf!J
2
rns h = 3 stl k = 2 '1
<ejlh t 9] fi p = 1 - 3 = -2
f:JtH28 fU{§ffl~fU~[:f}~ -2) = 4(-2)(x-3)
2
u fl
- 4 y + 8x - 20 = 0 '1
9. r:mru»nJ~8thHnJ&f:ln 91J~~~m~ :
I
+c
a+b+c = -1 (1)
J 4a- 2b + c = ll (2)
l a-b+c = 5 (3)
? 0~
+bf = 4px Sl<\J + 4p)x+ = 0
2
4p) - = 0
= 0 2'12J p = 0 ~ p = mb
, y ) , y = mx+b ii2J b = y -nu Sb p = mb = m(y -mx ) '1
1
1
1
1
1
2
tl = il2J p = 2i_ ~tH28
l
0 2
Sl +yl = 0
248
