Page 106 - Math Grade 11 (Basic)

PROEUS DARA

3
tltH!:~g x = Jt+kJt Si:J x = T_!:-kJt , kEZ '1
u 16 2 8
(kEZ tltHfH KEZ) '1
u

.. 3Jt Jt . 0 ""' 3Jt '
tti k = 1 , x = + - 13h~Uni113rul13 M' 1 '1 m k = 2 , x = - +Jt r;b~UJb
16 2 I li I } 6 I li

y

Ml ' M'l , Mz , M'z '1
Jt .. Jt
0
mmg (2) x = + kJt m k = o , x =
8 8 X
r;tJ~un~crrulr; N
I c; I
u
~ Jt I 0
m k = 1 , x = - + Jt 13b~Uni113rul13 N' 1
8 1 li I
c:'41 Jt I 0
m k = 2 , x = + 2Jt qh~UJi113rlJl13 N 1 '1
8
u
tlmSJg (2) ~2hiru1m'i§rur;tl~n~~ N sh N'1 '1
U I <V I c; 1
u
0 • 0 ~
ruuntlf!ll 2 ttfHLnnruM'i:3fm 1 + 3cosx + cos2x = cos3x + 2sinx · sin2x '1
..,
13&'i§UJ 1 + 3cosx + cos2x = cos3x + 2sinx · sin2x
2 2
3cosx + 2cos x = cos3x + cosx + -cos3x ~ 2cosx + 2cos x = 0
2cosx(l + cosx) = 0 ~ cosx = 0 ~ cosx = -1 '1

"" Jt
tlm2g M'i:3Fll~~2tiMx=-+kJt, x=Jt+k2Jt (kEZ) '1
u ~ 2

J.<t • 4 4 1 '1
'W. Slil X - COS X = 2

101