Page 88 - Math Grade 11 (Basic)

PROEUS DARA

.,
T = 2n '1 xED , -xED ~Ultl5 f(-x) = 2cos(-x) = 2cosx = f(x) ~tHlH y = 2cosx

y
-
X -Jt - - Jt () Jt Jt 2
2 2
2 -Jt
0/-r ~()
2cosx
-1 X
/ ~ -2
-2 -2 y'

0 • 0
ffi'UTifH'U
u
crtiru tf:lt::ilS1J1l'i5~S~Hlf:l'e2 y = cos(x

~~tHvl~ ~ tJn6fJLn5'USiHhlJ (x'x) '1

y
y = cos( x- ~)

3Jt
-Jt
2
x' X

y'

trum~H ( (2k-1)~ , (2k+l)~) Jt
2
G 8 Jt ffi'!§ ( x' x) '1
S
w
J'fHHnHu : ~f:l'abttlLf:lti x;e~+kn, kEZ sl~ tan(-x) = -tanx '1 ~msg y = tanx

r::hH~f:l'e2tMM '1 Lffllits y = tanx 'tflSf:l&lhqyru\:::h~n~g '1 ~msg truhMn.J1&'ntru
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