Page 84 - Math Grade 11 (Basic)

PROEUS DARA

I
0
eJ
n. tfjanruu;
0 I C) Jt cJ 0 1 ';) cf
fHJJHHflS npuncn cosx~O , x~(2k+ 1) , kEZ '1 ~tm:::gtf::l2f"H1.fl61t2H~R''l§2
2
ncieuci~ R-{(2k+ 1)~} ; kEZ '1

H9R''l§S~nciMciffi1JRrul~(f12 b1.pLmfn sinx~o , x~krt , kEZ '1

cf C) 0 I
H 2 R''l§ 2 y = sin 2x 'i:fl2 t f::l2 n rul61 D = R '1
t .
4 0 ' Jt
y =- nrullilQlGllllblHl.JTl cosx~o (2k+ 1)::;-
cmx L
"' 0 ' Jt Jt
H~R''i§2 y = tan(x-l) nrul6l(f12filblillifl X 1 ~(2k+ 1)2 , X~ 1 +(2k+ 1)2 ,
kEZ '1

Q ~ cf C) 0 1 cf C)
~es,;~;aes,; f dlH~R"'l§2'i:fl2t!::l2nrullil D '1 f dlH~R''l§2'i:fl2~ti p b1pLmtn
0 C.?J 0 el ~~ C)
p dl1J22~d'l:fl26ltmdn !:!::lbli 'flxE:.L.i. f(x+p) = f(x) '1 bl2liJ'i§2li5t2g
IJ (3- u t
f(x) = f(x+p) = f[(x+p)+p] = f(x+2p) = ..... .
tR'Hl1JMHMHTl(!Jlil8 f(x) = f(x-p) = f[(x p)-p] = f(x-2p) = ..... .

2
sin [(x + n)] = sinx sb cos(x + 2n) = cosx

2
sin[2(x + n)] = sin(2x + 2n) = sin2x sb cos [(x + n)] = cos(2x + 2n) = cos2x

79