Page 103 - Math Grade 11 (Basic)

PROEUS DARA

1.

~u~ cosx = cosy '1 ~h~~~l~tnH1Il1:fllt1ttH15
1
'i:flsntl o tf:l'i:fls M sb N m8n.nmsinli
a 1
' " ----7 --7 "' ----7 -->
~bbn:Hli (OA, ON)= y flh (OA, OM)= x '1
.()

I Ql '? 0 t::b
Ul'i.HtHtH fl G M G N 1=1 cosy '1 ntHi5
1 1
B
0 ~ I Ql /
cosx = cosy t2'HGMG M sb N 1:flflffi'i.Ht.Ht5 +;/ -
1 1 II I
t:~mn '1 t:~msg tl=ltflflnHl1Hht:~uu:nh~:UFn13 :
lJ "' u
y
I
I
IP A
-y I
I
M
t:lmsg x = y+2kn (kEZ) '1
u
~ t:::l ~ Q> C) B'
- m M sb N ~g~tuJ'liflhHnJ (x'x)
1
o->--7.,.
tSH'S (OA, ON) Sb
I
~msg x = -y+2lm (kEZ) '1

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