Page 126 - Math Grade 12 (Advance)

PROEUS DARA

th~ciTf: ttitu~mH~mrn J.}+bA+c = o 'fstu~m~2tti~i1&'tuJrn

y"+by'+cy = O'i:flS'UtuRati AI= <X+iP sb Az = <X-iP tS"Ut?lOIStit~tiHHm
~ ·~ ~ u

tJfl:IW : tu13m~ tumrnts (E) ri : A + n + 2 = o
H.
""
2
""
0
'"
1111
11' = I -2 = -1 = p m ~ A. I = - 1 i ' Az = 1 + i
tH~t159tm'fs (E) '?i y = e-x(Ccosx + Dsinx) '1
"" u

y'(O) = 2 '1

flj{~f!:

• tu~mi2to~i1&tu~rnrncsmrni::hti9 2 H'i§ftus sh'i:flst13?1Mtd~'i:flsnh~ttm:
u u u 1 u

y" +by'+ cy = 0 (E)

~Ql 0 t C» 0 q -=» «:::t.
n. mtu13Fn~tumrn'i:flsytum r:hti~SI:lrittiJhQI?l A. =a sb A = p tS"H
2
1
m~ru!ftm'fs (E) ?i y = Aeax + Bix , A sb B r:hOSStGHl.ffi13ti5flOIS
"" u u u
2. ttitu~m~Mmrn'i:flsytu~ti'?i A = A. = a tS18m~ru~tm&s (E) ?i
1
2
y=Axeax+Beax, A Sb B r:hOSStGHl.JT113ti5flOIS
u u

m~ru~ttmts (E) ?i y = ea"'(Ccospx + Dsinpx) , C sb D ctlcrsstGHl.ffi
"" u u
..
~t15nOIS'1

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