Page 188 - Math Grade 11 (Advance)

PROEUS DARA

3
filb Z = X+ yi ttJl 115 arg(z + 1) = Jt y
4
3
arg(x + 1 + yi) = Jt
4
~f:ltnS
y 3:rt
--=tan-= -I
x+l 4
X
_Y_ = -1 ' y = -X- I '1 y = -X- 1
x+l

hl~ffU y = -x-l tl:lru y;;:O '1

n. lzl = 3

2. lz + 2il = lz- II

y
n. 2ti'tflctl z = x + yi
~f:ltnS lx + yil = 3 , ~ 3
=
3
2 2
X + y = 9
tl m s HJ ru1 13 rum P ?h::tu b {1. ttl ru'tfl s -3 X
U I I iJ

-3
2. 2'i.J'tf1Gl Z = X+ yi

tf:ltnS lz+2il=lz-ll, lx+yi+2il
y
= lx+ yi -II

lx+(y+2)iJ = J(x-l)+yiJ
Jx +(y+2) = J(x-1) +/
2
2
2
2 2 2 2
x + y + 4 y + 4 = x - 2x + I + y
4y + 2x+ 3 = 0

..
'tflS hl'e"filS 4y + 2x + 3 = 0 '1

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