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noEPk;soh dk rfDs
B'N
1H12 cbB dk b/ykfuZso (Graph of Functions)
i/eo y = f (x), x dk e'Jh cbB j't/ sK x B{z x 1 , x 2 ,, ..., x n , .... nkfd wkB d/D s/ cbB d/ wkB
eqw nB[;ko f (x 1 ), f (x 2 ), ..., f (x n ) ... iK (y 1 , y 2 , ..., y n , ...) nkfd j'Dr/. i/eo fBod/PKe
i:kfwsh dh soQK x-neP s/ x ns/ y- neP s/ y Gkt f (x) B{z do;k e/ fpzd{nK [x 1 , f (x 1 )}, {x 2 ,
f (x 2 )}, ..., {x n, f (x n)}, ... nkfd B{z do;k e/ fJZe fBPe'D teo (Smooth curve) pDk fbnk
ikt/ sK fJjh teo cbB dk b/ykfuZso ejkT[Adk j?.
cbB y = f (x) dk b/yKeB fyZuD d/ bJh x d/ e[ZM u[D/ j'J/ wkBK d/ bJh y Gkt f (x) d/ wkB gsk
eoe/ fBwB ;koBh pDk fbU^
j[D fpzd{nK {–3, f (–3)}, {–2, f (–2)}, {–1, f (–1)}, {0, f (0)}, {1, f (1)}, {2, f (2)}, {3, f (3)}
nkfd B{z torheos ekrI T[Zs/ do;k e/ fJZe fBPe'D tor pDkU. fJjh teo cbB dk
b/ykfuZso ejkJ/rk.
T[dkjoD 1H cbB y = 4x + 2 dk nkb/y fyZu'.
jZbL x B{z ftfGzB wkB d/ e/ y d/ wkB gsk eoB s/ fBwB ;koDh pD/rhL
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